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28 Cards in this Set
- Front
- Back
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How do you treat osteomyelitis?
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Culture to ID organism
Abx- parenterally then orally Debridement and surgical drainage |
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What is the hallmark of chronic osteomyelitis?
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The presence of infected dead bone, a sequestrum, that has separated from the living bone
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What is miliary TB?
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Extrapulmonary, when TB spreads from lung or lymph to the bones and joints
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avascular osteonecrosis of the femoral head.
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Legg-Calve-Perthes disease
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disorder of the tibia that causes bowlegs
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Blount's disease
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What are some causes of osteonecrosis?
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Disruption of blood supply
Thrombosis-Sickle cell Vessel injury- vasculitis Connective tissue- SLE, RA Radiation Corticosteroids |
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Most commonly affected joints in osteonecrosis?
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Femoral head
Distal Femur Proximal Humerus |
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What are the most common types of benign neoplasms
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Osteoma
Chondroma Osteochondroma Giant Cell tumor |
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Most common organisms that causes septic arthritis
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Staph aureus- most common
N.gonorrhea Pseudomonas Hep B |
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What are some organisms that cause Chronic Infective Arthritis
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Nontuberculous mycobacteria
Tuberculosis Fungi Lyme disease |
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what is the treatment for erysipelas
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Penicillin
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What organisms cause erysipels
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GABHS
Staph |
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What organisms cause cellutitis
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GABHS
Staph aureus Lower legs most commonly affected |
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What is pemphigus?
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A blistering disease occurring on the skin and mucous membranes
Autoantibodies cause acantholysis(separation of epidermal cells from each other) |
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what are the signs and symptoms of pemphigus?
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Relapsing crops of bullae
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What is the hallmark of pemphigus?
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Acantholysis
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What is a faruncle?
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A boil: abscess involving the entire hair follicle and adjacent subq tissue
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What is a carbuncle?
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Consists of several faruncles forming a mass with multiple drainage points
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What is the treatment for faruncles and carbuncles?
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Incision and drainage
Dicloxacillin or cephalexin |
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what organism causes faruncles?
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Staphylococcus
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MCC of erythema multiforme minor
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Herpes simplex
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MCC of erythema multiforme major(SJS)
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Drugs: Sulfa, NSAIDS, phenytoin
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Burning and itching after shaving suggest?
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folliculitis
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What organism causes "Hot tub folliculitis"?
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Pseudomonas
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This is an ulcerating lesion commonly due to pseudomonas and seen in neutropenic patients
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Ecthyma gangrenosum
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Rapidly expanding ulcers assoc. with inflammatory bowel disease
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Pyoderma gangrenosum
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What is porphyria?
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affects the skin, causing photosensitivity, blisters, necrosis of the skin and gums, itching, and swelling
May cause discoloration of the urine after exposure to light |
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What is the treatment of pemphigus?
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oral steroids
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