Thrombosis. Buerger disease
Alcohol induced fatty change of liver. Histology shows distended hepatocytes filled with fat. Cytoplasm appears to have vacoulation.
Lewy bodies as seen in parkinson's disease
Neurofibrillary tangles in Alzheimers disease. Due to the crumpling of neurofilaments that normally serve as support.
Mallory bodies seen in alcoholic hepatitis
Coagulative necrosis. Note the tombstone appearance of the cells due to the denaturation of enzymes and proteins while the cellular membrane remains intact. This is a renal infarct.
Myocardial Infarction. Tombstone appearance of coagulative necrosis
Liquefactive necroses and abcess formation. Due to focal bacterial or fungal infections or hypoxic cell death in the CNS.
This pic is liquefactive mass in CNS
Dry Gangrene. Note the line of demarcation. Due to the progressive narrowing of blood vessels.
Granulomas see in caseous necrosis.
Fat necrosis. Pancreas with fat necrosis due to acute pancreatitis. Caused by consumption of high volumes of alcohol.
Fibrinoid necrosis due to immune complexes (Ag-Ab) that get deposited on blood vessel walls. Causes blockage of blood vessels and gross findings are areas of bright pink.
Prostate hyperplasia. Note the increase in the number of glands.
Normal endometrium. Note the gland/stroma ratio.
Endometrial hyperplasia. Note high number of glands
Xanthelasma due to the accumulation of cholesterol and cholesterol esters in marophages. See yellow to orange plaque like lesions.