This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Liver & Biliary Tract, Subject name: Pathology
Mallory bodies are seen in? 
Select and explain. 
A. Hepatitis B infection, B. Hydatid cyst, C. al - antitrypsin deficiency, D. Autoimmune hepatitis
C: al - antitrypsin deficiency
Answer: C: al - antitrypsin deficiency 
Explanation: Ans. is 'c' i.e., al - antitrypsin deficiency Mallory hyaline (mallory bodies)* Mallory bodies are eosinophilic intracytoplasmic inclusion bodies which are composed predominantly of keratin intermediate filaments. They are also known as alcoholic hyaline.* These inclusions are characteristic but not specific feature of alcoholic liver disease, as they are also seen in other conditions such as -1. Alcoholic liver disease2. Primary billiary cirrhosis3. Indian childhood cirrhosis4. Wilson's disease5. Hepatocellular carcinoma6. Focal nodular hyperplasia7. Chronic cholestatic syndrome8. al - antitrypsin deficiency