Here is a selection of new images from our free, online textbook:
Thyroid gland, Langerhans cell histiocytosis: histiocytes with convoluted, folded nuclei and pale eosinophilic cytoplasm.
Contributed by Somboon Keelawat, M.D. and Jijgee Munkhdelger, M.D., Ph.D.
Low power image showing nested growth of tumor cells.
Contributed by Kwun Wah Wen, M.D., Ph.D.