Psammoma body :
1)Psammoma bodies are round microscopic calcific collections.2)A single necrotic cell act as a nidus and calcium deposits around it in laminated and concentric fashion.Psammoma body is an example for dystrophic calcification (Ca2+ deposition in abnormal tissues secondary to injury/necrosis in context of Normal calcium levels).
3)It is used in histopathology for diagnosis of certain tumours like:
Mnemonic : Remember it as SPAMmoma
S- Serous cystadenocarcinoma of ovary
Somatostatinoma
PA-Papillary thyroid carcinoma
Papillary renal cell carcinoma
M- Mesothelioma
Meningioma.
-Srikar Sama
Wow samaaa😍
ReplyDeleteNyc 👍👍
ReplyDeleteGreat mnemonic
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