Spot the Diagnosis 632-636

(632) Which tumour grows from the epiphysis of bone?

(633) Which malignant tumour grows from the metaphysis?

(634) A patient has come with a malignant tumour grown from the the diaphysis of tibia but he has no primary growth anywhere in the body.

(635) A patient has come with a malignant tumour which has arisen from the metaphysis of tibia. Pain preceded the growth for a month.

(636) A patient has come with a sinus. He gives the history of extrusion of the bone chip.

Answers.
(632) Osteoclastoma.
(633) Osteogenic sarcoma.
(634) Ewing's tumour.
(635) Osteogenic sarcoma.
(636) Chronic osteomylitis.