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10 Cards in this Set
- Front
- Back
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Acute monoarthritis should always be considered to be due to ___________ until proven otherwise, regardless of the clinical setting.
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Ectopic pregnancy.
Just kidding, it's infection. |
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What type of infection in the joint is the most serious cause of acute monoarthritis?
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Non-gonococcal bacteria. Staph aureus is the most common pathogen, followed by Step.
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Gram negative bacteria and fungi are present in acute monoarthritis in what type of patients?
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Immunocompromised
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What is the most common way pathogenic organisms enter the joint?
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Hematogenous spread
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What is the most commonly affected joint in adults? Children? Drug users?
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Adults - knee
Children - hip and knee IV drug users - axial skeletal involvement |
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What is the most frequent cause of septic arthritis in immunocompetent individuals younger than 40 years of age?
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Disseminated gonococcal infection
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What are the characteristics of an acute gout attack?
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Abrupt, occurs at night, and is monoarticular. The joint is red, swollen, warm, and exquisitely tender.
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What drugs can trigger gout attacks?
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Penicillin, inculin, or loop diuretics
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What is chondrocalcinosis?
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A disease characterized by accumulation of calcium pyrophosphate crytals in articular cartilage and periarticular tissues.
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What do the crystals of CPPD look like?
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Arc rod shaped, often intracellular, and are positively birefringent, or blue, when parallel to the axis of a polarizing microscope compensator.
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