psammoma bodies
Psammoma bodies are round microscopic calcific collections. It is a form of dystrophic calcification. Necrotic cells form the focus for surrounding calcific deposition. They have a lamellated concentric calcified structure, sometimes large enough to be seen on CT.
Psammoma bodies are found in a diverse group of tumors which include:
- papillary thyroid carcinoma
- papillary serous carcinoma of the endometrium
- melanotic schwannoma (psammomatous variety)
- meningioma
- mesothelioma
- serous cystadenocarcinoma of the ovary
- adenocarcinoma of lung
Siehe auch:
- Adenokarzinom der Lunge
- ovarian serous cystadenocarcinoma
- Mesotheliom
- papilläres Schilddrüsenkarzinom
- dystrophic calcification
und weiter:
Assoziationen und Differentialdiagnosen zu psammoma bodies:
