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Ulnar Nerve Palsy Intrinsic mucles of hand LOF -> Claw hand
Musculocutaneous Nerve Palsy Can't flex elbow, lateral forarm LO sensation
Radial Nerve Palsy Wrist extensor LOF-> Wrist drop
Median Nerve Palsy Pope's Blessing
Axillary Nerve Palsy Shoulder & Deltoid LOF
Upper Trunk Palsy Erb-Duchenne Palsy: Waiter's Tip
Lower Trunk Palsy Claw hand (Klumpke's Palsy), (hypo)thenar, interosseous atrophy
Posterior Cord Palsy Wrist Drop, shoulder probs.
Anterior hip dislocation Obturator N. No thigh adduction or medial sensation
Pelvic fracture Femoral N. No forward leg mvmt. LOS anterior thigh & medial leg
Lateral leg/fibula trauma Peroneal N. No foot eversion or dorsiflexion, no toe extension (Foot Drop). LOS Dorsal foot, anterolateral leg.
Knee Trauma Tibial N. No inversion, plantarflexion, toe flexion. LOS sole.
Posterior hip dislocation/Polio 1) Superior gluteal N. No thigh abduction, hip drop (+ Trendelenburg) 2) Inferior Gluteal N. No thigh extension.
Epiphyseal Bone Lesion B: Osteoclastoma/Giant Cell Tumor(knee area. Soap bubble)
Metaphyseal Bone Lesion B: Osteochondroma(projects off surface, cartilage cap) M: Osteosarcoma (Young. Pagets, radiation, infarcts. Codman's Triangle/sunburst)
Diaphysis Bone Lesion B:Ostoid Osteoma (woven bone,<25yo) M:Ewing's Sarcoma("onion skin")
Intramedullary Bone Lesion B: Endochondroma (cartilaginous, intramedullary)-> Chondrosarcoma (glistening, expansile)
Osteoma B: Gardener's Syndrome-associated
Gardener's Syndrome FAP w/ bone & soft tissue tumors, retinal hyperplasia.
Osteoblastoma Benign. Vertebral. Similar to osteoid osteoma but larger
Rheumatoid arthritis HLA-DR4, Rheumatoid Factor(IgG). Fever & fatigue, pleuritis & pericarditis
Sjogren's Syndrome AnSS-A(Ro), SS-B (La) Triad: Dry eyes/conjunctivitis, dry mouth & dysphagia, arthritis. Middle aged women. RA & Malignant Lymphoma Associated
Gout Alcohol-exacerbated. Monosodium urate, birefringent, needle-shape. Lesch-Nyhan Syndrome, von Gierke's Disease.
Pseudogout Calcium Pyrophosphate. Rhomboid, basophilic.
Reiter's Syndrome Post-GI or Chlamydia Infx. Conjunctivitis/Uveitis, Urethritis, arthritis. HLA-B27
SLE ANA (sensitive), dsDNA (specific, prognostic), Smith (specific), Histone (drug-induced). I'M DAMN SHARP
I'M DAMN SHARP Immunoglobulins, Malar rash, Discoid rash, Antinuclear antibody, Mucositis, Serositis, Hematologic, Arthritis, Renal, Photosensitivity
Polymyalgia Rheumatica Shoulder & hip stiffness, +/- fever, malaise, wt loss. Associated w/ Temporal/Giant Cell Arteritis
Polymyositis Anti-myofiber CD8s. Proximal weakness. Muscle bx, elevated CK, aldolase, ANA+, anti-Jo-1
Dermatomyositis Polymyositis + heliotrope rash. Muscle bx, elevated CK, aldolase, ANA+, anti-Jo-1.
Lambert-Eaton Syndrome Sx alleviate w/muscle use. Small Cell Lung Carcinoma.
U1RNP Mixed CT Disease. Raynaud's. dysphagia.
Rhabdomyosarcoma Childhood. Malignant. Neck skeletal muscle
Type I Collagen Bone, tendons, skin. Osteogenesis Imperfecta type I
Type IV Collagen Vessels. Ehlers Danlos Syndrome
Erythema Nodosum Subcutaneous fat inflammation. Fever. Assoc. w/ Crohn's, UC, Sarcoidosis, cancers, infections.
Trisomy 18 Edward's Syndrome. Severe MR, rocker-bottom feet, small jaw, early death.
Drug-induced lupus Procainamide, isoniazid, chorpromazine, penicillamine, sulfasalazine, methyldopa, quinidine.
Polyarteritis Nodosa Small-medium vasculitis. Renal, cardiac, GI. weak Hep-B association.
HLA-B27 Ankylosing spondylitis, Reiter's Syndrome, Psoriatic Arthritis. No RF (anti-IgG)
Fibroblast Growth Factor Receptor Achondroplasia
Infectious Arthritis Acute: S. Aureus, Streptococcus, N. Gonorrhoea. Chronic: TB, Lyme Disease
Midshaft Humerus Fracture Radial nerve. Wrist drop, Posterior arm & dorsal hand sensory loss.
Supracondylar Humerus Fracture/Wrist swelling Median nerve. No thumb opposition, adduction, palmar thumb->ring sensory loss.
Medial Epicondyle Humerus Fracutre Ulnar nerve. Finger abduction, adduction, thumb adducction LOF. Palmar & dorsal ring & little finger.
Created by: Kyle Tiemeier