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Table 2 Age group, gender and topography of head and neck cancers in which the final diagnosis was revised after immunohistochemistry

From: Immunohistochemical analysis of undifferentiated and poorly-differentiated head and neck malignancies at a tertiary hospital in Nigeria

ORIGINAL HISTOLOGICAL DIAGNOSIS FINAL DIAGNOSIS AFTER IMMUNOHISTOCHEMISTRY AGE GROUP (years) GENDER TOPOGRAPHY
Carcinoma Neuroendocrine carcinoma 25-44 Male Lymph node
Carcinoma Neuroendocrine carcinoma 45-64 Female Nose
Carcinoma Neuroendocrine carcinoma 45-64 Male Nasopharynx
Carcinoma Neuroendocrine carcinoma 25-44 Female Nose
Carcinoma Neuroendocrine carcinoma 15-24 Male Palate
Carcinoma Neuroendocrine carcinoma ≥65 Male Nasopharynx
Carcinoma Sarcoma 25-44 Male Face/scalp
Carcinoma Sarcoma 15-24 Male Nasopharynx
Carcinoma Sarcoma 45-64 Male Lymph node
Carcinoma Sarcoma 25-44 Male Nasopharynx
Carcinoma Sarcoma 25-44 Male Nose
Carcinoma Sarcoma 15-24 Male Nose
Carcinoma Sarcoma 45-64 Male Nasopharynx
Carcinoma Sarcoma 45-64 Female Maxillofacial bone
Carcinoma Lymphoma ≥65 Male Nasopharynx
Carcinoma Lymphoma 45-64 Male Nasopharynx
Carcinoma Lymphoma 25-44 Male Oropharynx
Carcinoma Lymphoma ---- Male Oropharynx
Carcinoma Lymphoma 15-24 Male Maxillofacial bone
Carcinoma Lymphoma 45-64 Male Nose
Carcinoma Lymphoma 25-44 Female Nasopharynx
Carcinoma Lymphoma 45-64 Female Nasopharynx
Carcinoma Carcinosarcoma 45-64 Male Nasopharynx
Sarcoma Carcinoma 45-64 Female Face/scalp
Sarcoma Lymphoma 15-24 Male Maxillofacial bone
Sarcoma Lymphoma 25-44 Male Maxillofacial bone
Lymphoma Sarcoma 25-44 Male Nose
Neuroendocrine carcinoma Sarcoma 45-64 Male Nasopharynx