A15 year old boy presented with pancarditis, on myocardial biopsy, following finding was seen. Diagnosis?: (A) Aschoff nodule, (B) TB, (C) FB giant cells, (D) None
Answer is A. Ans. (a) Aschoff noduleHere one can see collection of foci of swollen eosinophilic collagen surrounded by: Lymphocytes (primary T cells), Occasional plasma cells, Aschoff giant cells Q (macrophages of rheumatic fever) Q and Antischkow cells (cells with caterpillar like chromatin marked with an arrow)