Histomorphological and Immunohistochemical Reappraisal of Cutaneous Adnexal Tumours: A Hospital Based Study

Figure 4

(a) Trichilemmal carcinoma, invasive tumour with solid pattern showing clear cells (H&E, ×50). (b) Trichilemmal carcinoma, showing pankeratin (AE1/3) positivity in the tumour islands (Immunoperoxidase, ×50). (c) Trichofolliculoma, showing keratin cysts lined by squamous epithelium emanating from which numerous secondary hair follicles are seen (H&E, ×50). (d) Sebaceous carcinoma, showing numerous irregular lobules with infiltrative growth in the dermis (H&E, ×50).