Detection of Human Papillomavirus Genotypes and Epstein-Barr Virus in Nasopharyngeal Carcinomas at the Korle-Bu Teaching Hospital, Ghana

Figure 3

Photomicrograph of the NPC histological subtypes. (A) Type 1 NPC: differentiated malignant squamous cells showing keratin peals (keratin formation). (B) Type 2 NPC: the tumour cells are spindle shaped with elongated dark nuclei and tapering cytoplasm. (C) Showing a type 3 NPC. The tumour cells have vesicular nuclei and prominent nucleoli; the cytoplasm has indistinct cytoplasmic borders. The small basophilic cells depict lymphocytosis (H&E stain 100x). Bar = 20 μm.