This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pathology
Lymphocytic colitis - 
Select and explain. 
A. Bloody diarrhoea, B. Intra epithelial lymphocytes, C. Lymphocytes is stools, D. Through Ileoscopy look for peyer's patches
B: Intra epithelial lymphocytes
Answer: B: Intra epithelial lymphocytes 
Explanation: Lymphocytic colitis

Lymphocytic colitis is characterised by chronic watery, non-bloody diarrhoea and a prominent intraepithelial infiltrate of lymphocytes.
Lymphocytic colitis affects male and female equally.
Pt. presented with 3-20 times non-inflammatory non-bloody watery diarrhoea and accompanied by cramping abdominal pain.
Radiographic studies are unremarkable and endoscopy characteristically reveals normal.
Lymphocytic colitis shows a strong association with autoimmune diseases including celiac disease, Thyroiditis, arthritis and autoimmune gastritis