Pathweb: Online pathology resource

This is an example of Pott’s disease. What is Pott’s disease?

On colonoscopy, there were erythematous patches in the rectum. What does the arrow indicate?

This patient presented with palpitations, goiter, exophthlamos, and pretibial myxedema. Cut sections of the thyroid gland show diffuse enlargement with beefy cut surface appearance. What is the most likely diagnosis?

Gross Pathology. Cut sections of this lymph node show irregular cream-colored areas of necrosis (indicated by red arrows). Guess the diagnosis.

This tumor typically arises in the metaphysis of long bones (in this case, the tibia). The tumor has destroyed the bone cortex and invades adjacent soft tissue. There is characteristic bone formation by the tumor cells. What is the diagnosis?

This is a tumour from the parotid gland. What is the diagnosis?

What does the image show?

What does the image show?

This is an example of papillary thyroid carcinoma. What does the red arrow indicate?

What salivary gland carcinoma does the image show?

What is the diagnosis of this appendix?