Image Based Question-66741

The histopathological picture of a patient suffering from carcinoma is shown below.The multiple,round figures seen in the image is due to a mineral deposition .It can be seen in all of the following conditions,except:

A. Papillary thyroid carcinoma

B. Adenocarcinoma of Lung

C. Meningioma

D. Squamous cell carcinoma of Tongue.

Correct Answer » D Explanation

Ans:D. Squamous cell carcinoma of Tongue.

The histopathological picture shows Psammoma Bodies.

Psammoma bodies

• They are round microscopic calcific collections.
• It is a form of dystrophic calcification.
• Necrotic cells forms the focus for surrounding calcific deposition.
• They have a lammelated concentric calcified structure, sometimes large enough to be seen on CT.
• Psammoma bodies are found in a diverse group of tumours which include:
  • papillary thyroid carcinoma
  • papillary serous endometrial adenocarcinoma
  • meningioma
  • mesothelioma
  • serous cystadenocarcinoma of the ovary
  • adenocarcinoma of lung.