Malignant, fungating giant-cell tumor of the tendon sheath (GCT-TS) of the foot: A case report.

Giant-cell tumors of the tendon sheath (GCT-TS) are relatively common benign tumors that arise in close proximity to joints and tendons. Malignant GCT-TS are extremely rare. Surgery with wide resection remains the cornerstone for treating malignant giant-cell tumors of the tendon sheath especially in large tumor cases.

Actinomycetoma distal radius mimic osteosarcoma: A case report of a rare presentation.

Key Clinical Message: Actinmomycetma is a granulomatous infection with a presentation was very similar to osteosarccoma. Multidisciplinary team and triple assessments are extremely important to prevent misdiagnosis, surgical treatment in combination with medical treatment followed by regular clinical and radiological follow-up can be a limb-saving procedure in such cases.

Abstract: Various conditions may mimic osteosarcoma.