Lecture 36 - Neoplasia Ii

Neoplasia By Prof. J.T. Anim Department of Pathology

Lecture II

Topics 

Examples of neoplasms (tumours)      

Benign epithelial Malignant epithelial Benign mesenchymal Malignant mesenchymal Teratoma Haemangioma

Adenoma - Thyroid

Adrenal adenoma

Adenoma - Adrenal

Dysplastic squamous epithelium

Uterine cervix – squamous cell carcinoma

Infiltrating squamous cell carcinoma

Squamous cell carcinoma - Cheek

Squamous cell carcinoma - Skin

Squamous cell carcinoma - micro

Squamous cell carcinoma – micro (keratin pearls)

Basal cell carcinoma (rodent ulcer) Upper Lip

Basal cell carcinoma

Basal cell carcinoma

Skin - Naevi

Skin: nevus - histology

Skin: nevus - histology

Melanoma - Skin

Malignant melanoma

Skin – Malignant melanoma

Lung: Squamous cell carcinoma

Squamous cell carcinoma

Anaplastic carcinoma

Lung – Small cell (“oat” cell) carcinoma

Breast - Carcinoma

Breast Carcinoma

Breast – Infiltrating duct carcinoma

Colon – adenomata (polyps)

Colonic polyps – Sessile and pedunculated

Colon – Adenoma (polyp)

Adenocarcinoma - colon

Adenocarcinoma - colon

Adenocarcinoma - Colon

Invasive Adenocarcinoma - colon

Colon - Adenocarcinoma

Liver - Adenoma

Liver – Hepatocellular carcinoma

Kidney - Adenocarcinoma

Intestine - Lipoma

Lipoma - Leg

Lipoma: small intestine

Lipoma

Liposarcoma

Liposarcoma - Micro

Liposarcoma - Micro

Uterus - Leiomyomata

Leiomyoma - Uterus

Leiomyoma – Small Intestine

Leiomyoma – micro: smooth muscle cells arranged in fascicles

Leiomyosarcoma

Sarcoma - Leg

Sarcoma - histology

Sarcoma

Femur - Osteosarcoma

Osteosarcoma - micro

Undifferentiated Sarcoma

Ovarian Tumour – Teratoma (Dermoid)

Ovarian Teratoma (dermoid cyst)

Sacrococcygeal teratoma

Sacrococcygeal teratoma

Teratoma: histology

Haemangioma - cavernous

Haemangioma