At late arterial phase, FNH typically presents with a bright homogeneous enhancement, but less intense than the aorta with a hypodense central scar. 2005-2023 Healthline Media a Red Ventures Company. In the serohepatic type, which is the least common type, CT findings are multiple coalescent subcapsular hypoattenuating lesions with nodular and elongated irregular calcifications. From the Department of Radiology and Center for Imaging Science, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul (H-J. An example would be a Hypoattenuating lesion in the thyroid. Jang, Hyun-Jung; Lim, Hyo K.; Lee, Won Jae; Lee, Soon Jin; Yun, Jee Yeong; Choi, Dongil. The liver has a dual blood supply from both the hepatic artery (25% of the flow) and portal vein (70% of hepatic blood flow) Arterial blood is carried by the hepatic artery. Among SLAHs in patients who had SLAHs only, 14 lesions (1.6%) in 6 patients (2.2%) were metastases. 5. If its causing issues for you but its not cancerous, your doctor may recommend surgery to take it out and ease your symptoms. abdominal pain, particularly in the upper right quadrant. Your doctor may call them a mass or a tumor. Many lesions are detected during imaging tests for unrelated health conditions. Hypovascular metastases are the most common and occur in GI tract, lung, breast and head/neck tumors. This usually refers to a nodule or spot which is darker then the normal thyroid. Get prescriptions or refills through a video chat, if the doctor feels the prescriptions are medically appropriate. By using our website, you consent to our use of cookies. Liver lesions are abnormal growths that may be noncancerous (benign) or cancerous. Hypoattenuated, or low-density, areas appear darker on CT scans than hyperattenuated, or high-density, areas. lesions can be found anywhere in the body. Some benign tumors require treatment while others dont. E-mail: [emailprotected]. Liver cancer does not cause symptoms in its early stages. may email you for journal alerts and information, but is committed In the abdomen, Hypoattenuating lesions can be found in any organs. Doctors typically provide answers within 24 hours. Liver lesions are abnormal growths of liver cells that can be cancerous or noncancerous. Imaging of the gallbladder, Please read the disclaimer No it does not. In the abdomen, Hypoattenuating lesions can be found in any organs. What Does IT Mean: Can Not Exclude Something? American journal of roentgenology. Conclusion: Hypoattenuating hepatic nodular lesions in chronic liver disease depicted on dynamic CT have high malignant potential and should be followed with special attention to conversion from hypoattenuation to hyperattenuation to determine the optimal timing of treatment. Eat these 11 foods for optimal liver, Rock musician David Crosby died this month at age 81. Nicholson AA, Caplin JL, Steventon DM. . However, unenhanced CT also plays an important role in revealing so-called hyperattenuating signs, which represent a slight increase in the focal attenuation of a vessel. What percentage of kidney lesions are cancerous? no cirrhosis). Gold storage in the liver: appearance on CT scans. Sounds like the more appropriate ICD-10 code for your finding was K80.20 = Calculus of gallbladder w/o cholecystitis w/o obstruction. Treatments for liver cancer include: Its difficult to prevent benign liver lesions. (https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5369839/), (https://www.cancer.org/cancer/liver-cancer/detection-diagnosis-staging/survival-rates.html), (https://www.cancerresearchuk.org/about-cancer/secondary-cancer/secondary-liver-cancer/about), Visitation, mask requirements and COVID-19 information. Liver lesions are groups of abnormal cells in your liver. jacr.org/article/S1546-1440(17)30889-X/fulltext, wchh.onlinelibrary.wiley.com/doi/full/10.1002/tre.777, cancer.net/cancer-types/liver-cancer/statistics, 7 Ways to Improve the Health of Your Liver, Debra Rose Wilson, Ph.D., MSN, R.N., IBCLC, AHN-BC, CHT, Debra Sullivan, Ph.D., MSN, R.N., CNE, COI, David Crosby Lived Nearly 3 Decades After Liver Transplant: Why That Matters, Heres How Fast Food Can Impact Your Liver, develops in the bile ducts that connect your liver to your gallbladder, rare cancers of the cells that line your livers blood vessels, a very rare cancer that develops in children, metastasis means the cancer has spread from another organ where the cancer started; in this case, it spreads to the liver, may need treatment if the lesion is more than 5 centimeters (cm) wide or causing symptoms, treatment may be needed if cysts cause symptoms or theyre more than, solid noncancerous lesions on an otherwise healthy liver, clusters of blood vessels that create tumors on your liver, caused by an increase in the number of functional cells, consuming food contaminated with the fungus, exposure to vinyl chloride and thorium dioxide, ongoing use of birth control pills or anabolic steroids, being of childbearing age in people assigned female at birth, targeted medications to stop cancer cells from growing, getting treatment for conditions that can cause liver cancer, such as hemochromatosis, eating a balanced diet to minimize the risk of developing, avoiding recreational anabolic steroids (these are different than steroid injections used to treat health conditions), avoiding behaviors that can increase your chances of contracting hepatitis, such as injected drug use and sex without a barrier method, like a condom. Liver lesions can have different measrmnts in ct vs us, where ct is more acurate.can measurements also be differece between ct and mri? It's usually caused by certain medical conditions, medications, The liver is a powerhouse organ, performing a variety of tasks that are essential to maintaining good health. There are several options. It may be found in 5-10% liver ultrasounds or Echo exams. The term hypoattenuating is used when describing something on the image that is brighter in color than everything else. Dr. Michael Gabor answered Diagnostic Radiology 35 years experience It generally means: it is of lower density than normal liver tissue. Many do not need treatment. When this happens, you may experience abdominal pain. To learn more, please visit our. I agree. Cooke JC, Cooke DA. The appearances of multiple biliary hamartomas of the liver (von Meyenberg complexes) on computed tomography. Yun JY, Choi D. Small hypoattenuating lesions in the liver on single-phase helical CT in preoperative patients with gastric and colorectal cancer: prevalence, significance, and . Address correspondence and reprint requests to Dr. H. K. Lim at Department of Radiology, Samsung Medical Center, Sungkyunkwan University School of Medicine, 50, Ilwon-dong, Kangnam-gu 135-710, Seoul, Korea. If your doctor looks on your CT scan and spots an area on your kidney or liver that is whiter or brighter. They are benign and very common. Benign lesions typically do not cause symptoms, especially when they are small. And you can do a few things to keep from getting hepatitis B or C, which cause 80% of liver cancer cases. ADVERTISEMENT: Radiopaedia is free thanks to our supporters and advertisers. An X-ray and a CT scan are two different ways that doctors are able to take images of areas inside the human body. As a tumor grows larger, it can cause liver dysfunction or problems by pushing on other tissues. Hyperattenuating signs are occasionally observed when an acute clot has formed in a vessel and can be seen in various vascular diseases, including acute arterial occlusion, acute arterial dissection, aneurysm rupture, and acute venous thrombosis. They found this new 3 mm hypoattenuating focus in liver but they are not labeling this as metastatic disease. [2] NAFLD can be categorized as nonalcoholic fatty liver (NAFL) or nonalcoholic steatohepatitis (NASH), depending on histologic features. Check with your doctor. The probe will give off a certain kind of energy that heats up and kills cancerous cells. AJR Am J Roentgenol. A heterogeneous liver can be caused by fatty liver disease, tumors or cirrhosis. Please try again soon. For example, a liver cyst, containing fluid, would be hypoattenuating compared to solid liver tissue You have to discuss these questions with doctor who know your symptoms and send you to the CT. When a vascular disease is suspected, the focus is usually on morphologic features seen at contrast material-enhanced multidetector computed tomography (CT). Portal vein drains venous blood from the GI tract and other parts of the splanchnic area. As the lesion grows, you may experience: There is no single test that can diagnose all liver lesions. Is an enhancing lesion in the lateral segment left lobe of the liver something to be concerned about? 2007;188 (5): 1307-12. The following factors may also increase the risk of developing liver lesions, leading to liver cancer. For these, please consult a doctor (virtually or in person). 9500 Euclid Avenue, Cleveland, Ohio 44195 |, Important Updates + Notice of Vendor Data Event, (https://liverfoundation.org/for-patients/about-the-liver/diseases-of-the-liver/benign-liver-tumors/#information-for-the-newly-diagnosed), (https://patient.info/doctor/benign-liver-tumours), (https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5338186/). However, cysts can reoccur after surgery. Other ways you may be able to lower your risk of developing liver lesions include: Liver lesions are common. Diffusive liver changes can occur as a result of congenital pathologies (underdevelopment). Liver lesions are often discovered through imaging tests. 1985;56 (1): 89-92. Next, they may order a combination of blood tests and imaging. The majority of liver lesions are noncancerous, or benign. Dr. Shelby Terstriep answered Internal Medicine 22 years experience Depends: Liver lesions can be used to describe an area of cancer (from liver or from other areas) but can also be used to describe hemangiomas (collection of b. This is especially true when we do not know what it is and additional testing may be needed. They might include: If your doctor thinks you might have a liver lesion, theyll probably recommend one or more of these: If you dont have any symptoms, you may not need to do anything about the lesion. Liver lesions are abnormal growths that occur for a variety of reasons. Value of hepatic computerized tomographic scanning during amiodarone therapy. For these, please consult a doctor (virtually or in person). Because a small liver cyst doesn't usually cause symptoms, it can go undiagnosed for years. i noticed on my results from a ct scan that i have a tiny hypoattenuating lesion on my liver. Hyperattenuating signs are occasionally observed when an acute . See prior answer regarding differential for benign ones. a-c: tumoral infiltration of the left liver mimicking localised steatosis. Does No News Mean Good News For A CT Scan Results? liver and gall bladder normal. Presence of a layer of ascites. For potential or actual medical emergencies, immediately call 911 or your local emergency service. "what can be the reasons of multiple tiny echogenic foci throughout the liver both central & peripheral. 8. Other imaging features of these lesions help us make a diagnosis. Only a small number of these growths are cancerous. Triglycerides occupy 5% of the liver weight under normal conditions. This means that there is no blockage or anatomical problem of the gallbladder. By using our website, you consent to our use of cookies. MeSH terms Aged Carcinoma, Hepatocellular / complications* Become a Gold Supporter and see no third-party ads. Today, sulfur colloid imaging is only rarely used to assess the . Policy. However, heptoblastoma and hepatocellular carcinoma are examples of hypoattenuating lesions that are cancerous and must be taken out immediately. Target-enhancement was far more frequent in metastases (64.4%) than benign SLAHs (1.2%;P < 0.001). I was found on recent ct of the abdomen with iv contrast to have hypoattenuating foci of my liver with thickening of my adrenal glands. Focal nodular hyperplasia. Researchers arent sure why some lesions develop. They don't spread to other areas of. Benign lesions are noncancerous growths. Connect with a U.S. board-certified doctor by text or video anytime, anywhere. If benign liver lesions are small and dont cause symptoms, no treatment is needed. A cyst of 5 mm is quite common for people above 30 years old. Azizaddini S, et al. Answer (1 of 3): A cyst was defined as a well-circumscribed lesion with an attenuation value of 20 to +20 HU. By using our website, you consent to our use of cookies. The most common type of benign liver lesion, a liver hemangioma is an abnormal mass of blood vessels. , , , Diffuse liver changes in the child. Is liver showing diffuse increased parenchymal echogenicity with 2 small calcific foci in right lobe measuring about 2.5mm each is something to worry? Ultrasound said gall bladder,liver,spleen normal. Educational text answers on HealthTap are not intended for individual diagnosis, treatment or prescription. Case 4: mutifocal hepatocellular carcinoma, View Hani Makky Al Salam's current disclosures, View Liz Silverstone's current disclosures, see full revision history and disclosures, Focal hypodense hepatic lesions on unenhanced CT, Focal hypodense liver lesions on unenhanced CT, Focal hypodense hepatic lesions on non contrast CT. 1. Is it possible for a lesion in liver to grow from app 1 cm to 2 cm in about 1-1/2 months? Usually it means a cystic lesion which is a common and benign finding. Non contrast means that no oral or IV contrast is given. They dont spread to other areas of your body and dont usually cause any health issues. 1 The CAR Working Group . Nonalcoholic fatty liver disease (NAFLD) is evidence of hepatic steatosis (imaging or histologic) in the absence of secondary causes of hepatic fat accumulation, such as significant alcohol consumption. For SLAHs larger than 5 mm, careful analysis of CT findings can be helpful to differentiate benign from malignant SLAH. Get prescriptions or refills through a video chat, if the doctor feels the prescriptions are medically appropriate. Hypoattenuating is a term used by radiologists, particularly when we are not clear about the diagnosis. Liver lesions are abnormal growths that have various causes. A hemangioma was defined as a hypoattenuating lesion with peripheral nodular globular enhancement and centripetal fill-in. Your message has been successfully sent to your colleague. The spot is too small to differentiate. 2005 - 2023 WebMD LLC. chemo 7months helped 1 shrink & 1 disappear. Many people only find out they have one when they go for an imaging test, like an ultrasound, for a different health issue. Liver is divided in eight functionally independent segments and numbered one to eight. If needed then a liver biopsy may be needed. I assume the report includes other verbage, but what phrase you are questioning is an observation by the radiologist that the liver is not fatty nor h Hello,. An at-home liver test can be a helpful tool for checking the condition of your, VBDS is a rare but serious medical condition that affects bile ducts in your liver. Lawrence EM, Pooler BD, Pickhardt PJ. Prognosis for 3 pancreatic ampullary cancer tumors. Your provider may monitor them by repeating imaging. Reference article, Radiopaedia.org (Accessed on 04 Mar 2023) https://doi.org/10.53347/rID-12593. They are an abnormal growth of blood vessels within the liver which appears as a collection of blood within a cavity, like a cyst. Getting the hepatitis B vaccine and proper treatment for viral hepatitis can lower your risk of liver cancer. Check for errors and try again. Note the absence of vascular invasion. Anyone know what is a hypodense lesion in the liver? If the lesion is cancerous, you might need one or more of these: You can lower your chances of getting cancerous liver lesions if you exercise, stay at a healthy weight, and drink only in moderation (up to two drinks a day for men and one for women). (2018) AJR. There are many types of liver disease, ranging from those that are treatable to those that require a liver transplant. hepatic hemangioma : commonest hyperechoic liver lesion by far . This procedure helps the surgeon identify the first lymph, Read More Lymphoscintigraphy (Sentinel Node Injection) For Breast CancerContinue, Please read the disclaimer Biliary dyskinesia is a functional disorder of the gallbladder. It is common to see these lesions in the kidneys, pancreas, liver and spleen. Transverse ultrasound image of liver shows multiple echogenic foci with comet-tail artifact (arrows). This is the American ICD-10-CM version of R93.2 - other international versions of ICD-10 R93.2 may differ. Dual phase hepatic CT: influence of scanning direction on liver attenuation. This question is best answered by a gastroenterologist or hepatologist(liver specialist). Hypoattenuating liver lesions A 35-year-old member asked: What exactly are liver lesions? These symptoms usually occur when a cyst starts . Please read the disclaimer A radiologist is a medical doctor who specializes in the interpretation of imaging tests. Doctors start the process of diagnosing liver lesions by taking your medical history, considering your symptoms, and performing a physical examination. Id say that, Read More Is A Non Contrast CT Of The Abdomen Enough?Continue. Approach of the Patient with a Liver Mass. My mother was diagnosed with colon cancer in mid 2022 and proceeded to have full colon removal with ileostomy. Hypoattenuating hepatic nodular lesions in chronic liver disease depicted Hypovascular liver tumors are more common than hypervascular tumors. Llovet JM, et al. Get useful, helpful and relevant health + wellness information. Saunders Ltd. (2003) ISBN:0702026506. the report showed a 3 mm hypoattenuating lesion. HIDA allows dynamic assessment of hepatic function and evaluation of biliary system integrity and function. Pediatrician. Additional testing may be needed to include additional imaging tests. I would be concerned about chronic liver inflammation or fat in liver that is dense or produces excess sound waves on. Wh it is of lower density than normal liver tissue. The lesion could still be the same size, but the reported measurements can differ because of slight differences in the manual placement of the measure To improve your prognosis, my primary suggestion is to research the ideal ways to optimize your nutrition as your GI system has been affected. A hypoattenuating lesion is an area on an organ that appears brighter than the rest of the organ on an X-ray or CT scan. will stones get bigger? The attenuation of these signs tends to increase because the concentration of hemoglobin increases . Liver Metastases (Secondary Liver Cancer) Medical oncologists Leonard Saltz (left) and David Paul Kelsen are part of a team of experts experienced in diagnosing and treating liver metastases. The presence of a hypoattenuating lesion can either mean that there is a simple cyst or small sore on the surface of the organ, or it could indicate the presence of a tear or much more serious issue such as a malignant tumor. You need to be evaluated soon by a liver specialist and will need further testing to find out reason You have to discuss these questions with doctor who know your symptoms and send you to the CT. The prevalence (25.5%) of SLAH on helical CT was higher than that reported on conventional CT; however, metastases only presenting as SLAH were rare (2.2%). To learn more, please visit our. RESULTS: One or more small hypoattenuating hepatic lesions were seen at initial CT in 54 of 153 patients (35%). Data is temporarily unavailable. Most liver metastases are multiple, involving both lobes in 77% of patients and only in 10% of cases there is a solitary metastasis. Cholangioca is hypovascular, but may show delayed enhancement (figure). The hypodense (darker) nodule in the liver could be due to a tumor, cyst or sometimes hemangioma. You can get vaccinated against hepatitis B, wear condoms when you have sex, and dont share needles if you use them to do recreational drugs. Majority of these are benign incidental findings, usually tiny cysts or benign hemangiomas. Short description: Abnormal findings on dx imaging of liver and biliary tract The 2023 edition of ICD-10-CM R93.2 became effective on October 1, 2022. Hamad S, et al. Imaging is a crucial step in diagnosing these conditions as liver enzymes can be elevated in up to 9% of individuals in the USA. feelings of abdominal fullness or bloating. Read More Can a lesion on the liver be from a fatty liver? There are few scattered punctate T2 and flair hyperintense foci predominantly involving the subcortical white matter of the bilateral frontal lobes. Read More The term is used by radiologists to describe the abnormality to someone reading the report. what is this? For 200 randomly selected SLAHs, interobserver agreement for each parameter was assessed. For example, a liver cyst, containing fluid, would be hypoattenuating compared to solid liver tissue. Radiographics. And if imaging studies show signs of a liver lesion, remember that it might not be serious. All rights reserved. Pathology Malignant tum Dr. Heidi Fowler and another doctor agree. . Publication types Research Support, N.I.H., Extramural MeSH terms Adult Aged But some liver lesions form as a result of cancer. HealthTap uses cookies to enhance your site experience and for analytics and advertising purposes. Also known as hepatic hemangiomas or cavernous hemangiomas, these liver masses are common and are estimated to occur in up to 20% of the population. A liver lesion can be caused due to various underlying health complications. The most common organs of origin are: colon, stomach, pancreas, breast and lung. To learn more, please visit our. A hypoattenuating lesion refers to an abnormality on a CT scan which is darker in density then the surrounding tissues. Hypoattenuating lesions can represent many diagnosis in these organs. 4. The criteria of SLAH were as follows: (1) 15 mm or smaller, (2) lower attenuation compared with the surrounding hepatic parenchyma, and (3) other than the dilated bile duct, periportal low attenuation, unenhanced vessels, or partial volume averaging of adjacent structures. Advertising on our site helps support our mission. Kodama Y, Ng CS, Wu TT et-al. At the time the article was created Yuranga Weerakkody had no recorded disclosures. Imaging tests: These can show where a lesion is on your liver and how big it is. 1994;49 (1): 14-8. Please note, we cannot prescribe controlled substances, diet pills, antipsychotics, or other abusable medications. Hepatocellular carcinoma. major concern or not? (2017). Nausea and vomiting. But you can lower your liver cancer risk by: The outlook is often good. What does hypoattenuating mean as a characterization of an observed area on the liver? Largest of these i segment 8 - Answered by a verified Health Professional. The second most common cause are focal nodular hyperplasia which occurs in about 5% of humans. Liver imaging. Chapman S, Nakielny R. Aids to radiological differential diagnosis. (2021). Doctor: . When this happens, you may experience abdominal pain. The poo Is it common to biopsy hypoechoic liver lesions? Arsenic: This chemical occurs naturally but can be poisonous. If this is regarding someone else get them to thier doctor. Many questions. Benign lesions are noncancerous. no financial relationships to ineligible companies to disclose. 10% of HCC is hypovascular. The most common cause of "tiny echogenic foci throughout the liver" is punctate calcification secondary to prior granulomatous infection. At the time the article was created Hani Makky Al Salam had no recorded disclosures. Customer reply replied 1 year ago. they were not concerned about it in 2013? Copy. Possible causes include: The symptoms you experience depend on the type of liver lesion. The differentiation of granulomatous lesions of the liver from primary benign or malignant liver lesions may be difficult. Gore RM, et al. Hepatic attenuation on CT, reflected by Hounsfield values, depends on a combination of factors including the presence or absence, as well as the phase, of IV contrast administration. The presence of a hypoattenuating lesion can either mean that there is a simple cyst or small sore on the surface of the organ, or it could indicate the presence of a tear or much more serious issue such as a malignant tumor. 4,260 satisfied customers. modify the keyword list to augment your search. But if its cancer, effective therapy may save your life. Keywords: dynamic CT, hepatocarcinogenesis, liver disease, oncologic imaging Find the latest information from the globally recognized leader in digestive diagnosis, treatments and surgical innovations. Radiofrequency ablation (RFA): If your lesion is small, your doctor may recommend this procedure. 1986;159 (2): 355-6. They're found in as many as 30 percent of people over the age of 40. On the scan, the lesion shows up as brighter and whiter than what . Benign lesions typically do not cause symptoms, especially when they are small. They flow through a tiny tube called a catheter into the. Video chat with a U.S. board-certified doctor 24/7 in less than one minute for common issues such as: colds and coughs, stomach symptoms, bladder infections, rashes, and more. Rodriguez de Lope C, Reig M, Darnell A, Forner A. Get prescriptions or refills through a video chat, if the doctor feels the prescriptions are medically appropriate. Hypoattenuating lesions can represent anything from benign abnormalities like cysts which contain fluid to cancerous abnormalities like tumors and metastasis (cancer spread). Positive results for he patitis C viral antibody (p = 0.028) and initial lesion size (p = 0.007) showed a positive correlation with attenuation conversion rate. Bile duct cysts are areas of dilation within the biliary system that connects the liver, gallbladder, and small intestine. They require treatment to keep them from spreading. coded as cholestasis. You may be trying to access this site from a secured browser on the server. few tiny foci 6mm in gall bladder. Coming to a Cleveland Clinic location?Hillcrest Cancer Center check-in changesCole Eye entrance closingVisitation, mask requirements and COVID-19 information, Notice of Intelligent Business Solutions data eventLearn more. Hypoattenuating findings on CT simply tell us that an abnormality is darker then the surrounding normal tissues. Several intrinsic liver pathologies can cause a diffuse change in liver attenuation with increased hepatic fat being the most prevalent. Healthline Media does not provide medical advice, diagnosis, or treatment. , Please read the disclaimer Can not exclude something is terminology that is sometimes used in reports ranging from X-rays to high level modalities like CT and Pet Scan. On CT, biliary hamartomas appear as multiple hypoattenuating lesions (< 1.5 cm) with margins that are more irregular than simple hepatic cysts. read more. For example, a liver cyst, containing fluid, would be hypoattenuating compared to solid liver tissue. 3 mm hypoattenuating focus in liver. This could also be due to inflammation or scarring. You might not know you have them. Hepatobiliary scintigraphy with iminodiacetic acid (HIDA) derivatives is the dominant nuclear medicine study employed for the assessment of the liver and biliary systems. Check for errors and try again. We can not tell the diagnosis from simply hearing they are hypoattenauting. A wide spectrum of disorders can affect the pediatric liver. Malignant lesions are cancerous. (2021). Our website services, content, and products are for informational purposes only. Medically, your liver must be at least 5% fat to meet the criteria for a . mri was inconclusive did not look like hemangioma but too risky to biopsy? A liver hemangioma (he-man-jee-O-muh) is a noncancerous (benign) mass in the liver made up of a tangle of blood vessels. Comparison of CT methods for determining the fat content of the liver. "the liver demonstrates homogeneous signal intensity without focal lesion"? Educational text answers on HealthTap are not intended for individual diagnosis, treatment or prescription. There are many different types of masses and they can be benign or malignant. In the uterus, a Hypoattenuating lesion is most commonly a fibroid. Our mission is to help you understand your radiology reports by explaining complex medical terms in plain English. (2022). -. Liver , Cysts , Liver neoplasms , Computed tomography (CT) , Metastases. A radiologist goes through medical school just like any other doctor. Mergo PJ, Ros PR, Buetow PC et-al. Although primary liver tumors are mostly hypervascular, there are exceptions. Benign SLAHs were smaller (6.4 3.1 mm;P < 0.001) and more frequently had discrete margin (P < 0.001) and markedly low attenuation (P < 0.001) than metastases (9.3 2.7 mm). Among them, 66 SLAHs in 21 patients without final diagnosis were excluded. For potential or actual medical emergencies, immediately call 911 or your local emergency service. Liver metastases are cancerous tumors that have spread ( metastasized) to the liver from another part of the body. Liver lesions are any abnormal growths on your liver. Please note, we cannot prescribe controlled substances, diet pills, antipsychotics, or other abusable medications. This a serious problem. Liver cancers always need treatment. The purpose of this study was to determine the prevalence and significance of small low attenuating hepatic lesions (SLAHs) seen on helical CT in preoperative patients with gastric and colorectal cancers and to find differentiating features of benign from malignant SLAH. If benign liver lesions are large and cause symptoms, they can be removed by surgery.