IMED3001 Lecture Notes - Lecture 15: Inflammatory Myofibroblastic Tumour, Infantile Hemangioma, Lymphangioma
26 Mar 2020
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L15: pathology: malformation, some others that are. Cardiovascular tumours: structural defect due to embryological or acquired abnormality, ectasia, localised dilation (of a vessel, telangiectasia, permanent dilation of a vessel. Tumour terminology: malignant = tending to cause death i. e. cancer. Tumour and tumour-like conditions of the blood vessels: vascular tumours, blood vessels, heart, vascular malformations, blood vessels, heart, other vascular anomalies, congenital anomalies, varicosities. Neoplasms of the blood vessels: benign, haemangioma. Infantile haemangioma: congenital haemangioma, capillary, cavernous, arteriovenous, venous. Lobular capillary haemangioma (pyogenic granuloma: glomus tumour, lymphangioma. Intermediate: locally aggressive or low risk of metastasis: kaposi sarcoma, haemangioendothelioma, other rare tumours, malignant (locally aggressive and high risk of metastatic), angiosarcoma. Some involute rapidly over first year of life, others are non- involuting. Anywhere in the body, usually the head and necl. Often arise from congenital ectasias or vascular anomalies. Appear weeks after birth, grow rapidly, then involute slowly (usually by age 10: congenital haemangioma, acquired haemangiomas, capillary.
