The Hip

Tumors of Hand and Distal radius

– Adamantinoma – Basal Cell Carcinoma: – Calcinosis – Chondrosarcoma: – the most common bony malignancy in the hand; – CMC Boss: bony growth at bases of second and third metacarpals; – special radiographs can demonstrate the osteophytes, which may be resected if symptoms warrent; – associated with ganglia at least 30% of the time, … Read more

Wound Dressings

– See: Wound Management Menu / Dressings.org – Optimization of Wound Dressing:     – purpose of a dressing is to protect the wound from diseccation and prevent postoperative contamination;     – normal dry skin contains up 10 to 1000 bacteria per gram of tissue while skin in exposed and moist areas contains up … Read more

Tumors of the Pelvis

                                               Local Tenderness  – Osteosarcoma (common)—————————– Yes  – Ewing’s sarcoma: (common) ———————— Yes  – chondrosarcoma ———————————– Yes  – Osteochondroma       (Osteocartilaginous Exostosis)  – Fibrous Dysplasia ——————————– Yes  – Eosinophilic granuloma ————————— Yes  – Aneurysmal bone cyst  – Prostatic Ca:       – most of prostatic ca mets are blastic & do not require … Read more

Tumors of the Proximal Femur

– Diff Dx:     – Osteosarcoma     – Osteochondroma     – Fibrous Dysplasia     – Ewing’s sarcoma:     – Osteoid Osteoma     – Eosinophilic granuloma     – Aneurysmal bone cyst     – Simple bone cyst     – Chondrosarcoma:     – Fibrous Histiocytoma     – … Read more

Traumatic Dislocations of the Knee

  – Discussion:     – mechanism of injury:            – distinguish between high velocity injuries verus low velocity injuries (as this reflects incidence of vascular and nerve injuries);            – w/ low-velocity knee dislocations occurance of vascular injury is about 5% and nerve injury is about … Read more

Revision Total Hip Arthroplasty

(See also: Total Hip Replacement Menu) Discussion evaluation of the painful THR indications for revision evaluation for loosening outcomes: references: Why revision total hip arthroplasty fails. Revision Hip Arthroplasty: Infection is the Most Common Cause of Failure Examination examination for loosening: previoius incisions; contracture of the flexors and adductors (adds to complexity of the case); … Read more