Please rate topic.
Average 4.2 of 52 Ratings
Technique guide are not considered high yield topics for orthopaedic standardized exams including the ABOS, EBOT and RC.
Which of the following characteristics of stromelysin is incorrect?
Belongs to the family of proteolytic enzymes called metalloproteinases
Secreted by chondrocytes
Inhibited by Tissue Inhibitor of Metalloproteinase
Inhibited by plasmin
Degrades cartilage and is thought to play a role in degenerative joint disease
Select Answer to see Preferred Response
Which of the following is a characteristic change in cartilage involved in moderate osteoarthritis?
Decreased thickness of subchondral bone
Decreased chondrocyte activity
Increased proteoglycan quantity
Increased water content
Increased collagen quantity
Success with a Posterior THA - Larry Dorr, M.D. (COA 2017, 1.3)
Histology of Osteoarthritis
HPI - The patient had a right hip arthroscopy 5 years ago that included a femoral head re-contouring, os acetabuli resection, and labral reconstruction. Patient has had persistent pain and stiffness ever since that limits his ability to walk distances.
How would you treat this patient?
HPI - Traumatic paraplegia at T4 level (ASIA A) 12 years ago with progressive spasticity and difficulty with hygiene since the injury.
HPI - Valgus deformity of right knee, corrected with distal femoral varus osteotomy. Postoperative x-rays showed good correction with intact medial hidge. 50 days later, during physical therapy, patient felt acute pain and x-rays revealed fractured medial hidge and loss of correction
How would you treat the patient at this time (Postoperative P1 images below)?