Monday, October 22, 2018

Sulfamethoxazole/trimethoprim and increase in serum creatinine: When to be concerned

A 65 year old male is being treated for an infection on his forearm that developed purulent drainage within the last few days.  He denies experiencing any penetrating trauma to his arm and denies any other complaints at this time.  He weighs 70 kg, His WBC count is 14.7 x 109/L, serum creatinine is 1.3 mg/dL, and his vital signs are within normal limits.  His past medical history includes hypertension and an MRSA infection last year.  He is currently taking valsartan 160 mg daily and chlorthalidone

Sunday, October 7, 2018

Inhaled isopropyl alcohol for nausea

An elderly male presents to the emergency department with complaints of nausea, vomiting, and diarrhea starting a day and a half ago.  The diarrhea started abruptly, has occurred almost 10 times, and is non-bloody.  His abdomen is soft but has mild diffuse tenderness.  Vital signs and basic laboratory results are normal except for a potassium of 2.9 mEq/L and an EKG with a QTc interval of 490 msec. 

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