lOMoARcPSD|28205643 NR511 Differential Diagnosis & Primary Care Practicum Final ReviewI.Musculoskeletal disorders A.The Musculoskeletal Exam 1.Lachman maneuver: for ACL injury 2.McMurray sign: injury to the meniscus a)Cause is suddenly planting leg on ground and twisting, which can cause immediate pain in the planted leg and the inability to bear weight. b)It will lock up when trying to straighten. c)Think basketball injury 3.Phalens test: Numbness and tingling in the rst three digits when pressing the dorsal surface of both hands together in a forced wrist exion for 1 min 4.Radial head fracture: palpate for tenderness, swelling just distal to the lateral epicondyle. 5.Articular versus non-articular musculoskeletal complaints a)The non-articular complaints involve a point of focal tenderness 6.Bulge Test: use to check for knee going effusion B.Carpal Tunnel Syndrome 1.Inammation of the medial nerve 2.Initial treatment is wrist splint and NSAIDs C.Herniated Disk 1.Most common area is L4-L5 (weakness in the big toe) 2.Evaluation a)Straight leg test: with patient in supine position, elevate affected leg, if this elicits back and sciatic nerve pain, then the test is positive D.Shoulder Dislocation 1.Assessment: pain noted when shrugging shoulders 2.Due to excessive pressure put on the shoulders E.Muscle Strains 1.Degree of ankle sprains a)First: ligaments are