The most deceptive of serious hand injuries is the high pressure injection injury from a hydraulic paint or oil gun because despite a seemingly innocuous appearance on initial presentation, these injuries require aggressive, surgical management.
A pregnant woman with hypertension and seizures should be treated with IV magnesium sulfate and consideration of emergent delivery of the fetus.
A BP greater than 140/90 in a pregnant woman is suspicious for preeclampsia
In the presence of carbon monoxide (CO), pulse oximetry will yield a falsely elevated reading.
No diagnostic studies are indicated in an asymptomatic patient exposed to smoke in a nonenclosed space
b-blockers are contraindicated in the treatment of stimulant toxicity because they may potentiate alpha effects and cause coronary artery vasoconstriction and hypertension
Amphetamine and cocaine toxicity should be treated with IV benzodiazepine in incremental doses titrated to adequate control of heart rate, blood pressure (BP), and temperature.
If using antibiotics to treat abscesses, assume Methicillin-resistant Staphylococcus aureus (MRSA) as the causative agent
Necrotizing fasciitis should be considered in any patient with a soft-tissue infection who has pain and tenderness out of proportion to the visible degree of cellulitis
Culture and antibiotics are not indicated in non-immunocompromised patients with a cutaneous abscess
Early goal-directed therapy in patients with severe sepsis reduces short-term mortality by 10% to 20% compared with an unstructured treatment regimen
Consider testicular torsion in any male with lower abdominal pain.
Helical CT is the radiologic modality of choice for diagnosing ureteral calculus
Abdominal aortic aneurysm (AAA) can mimic renal colic
A CT scan for appendicitis is “negative” only if the entire appendix has been visualized and is normal
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