35 results
Blurry vision in a patient with HIV/AIDS
Anterior Segment:
 • Herpes zoster ophthalmicus
 • Keratitis (HSV, Staph,
a patient with HIV ... • Keratitis (HSV ... Posterior Segment: • HIV ... vision #HIVAIDS #InfectiousDiseases ... Anterior #Posterior #Differential
Acyclovir - Pharmacology Summary

 • Mechanism of Action: Nucleoside analog - selectively inhibits viral replication of
Acyclovir - Pharmacology ... replication of HSV ... #Acyclovir #Pharmacology ... #InfectiousDiseases ... #HSV #VZV
Differential diagnosis of Skin + Eye infections
 • Bacterial: Staph spp, Strep spp, Pseudomonas spp, Bartonella,
Differential diagnosis ... Syphilis • Viral: HSV ... /II, VZV, CMV, HIV ... #dermatology #InfectiousDiseases ... #Infections #Differential
Here is a quick guide on the common direct-acting antivirals (DAAs) for chronic hepatitis C virus
hepatitis C virus (HCV ... table #treatment #hcv ... #medications #infectiousdisease ... HepatitisC #Management #Pharmacology
Common toxicities of antifungal agents. 
CNS = central nervous system; 5-FC = flucytosine; GI = gastrointestinal;
gastrointestinal; IV ... SideEffects #Adverse #Pharmacology ... #InfectiousDiseases
Causes of Hyperkalemia - Differential Diagnosis Algorithm
 • Increased Intake
 • Reduced Excretion (IV potassium with
Hyperkalemia - Differential ... Reduced Excretion (IV ... potassium with ... Hyperkalemia #Nephrology #Differential
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Decreased renal potassium ... Drugs Increased potassium ... Supplementation (oral/iv ... ) • Potassium-rich ... #differential
Transplant Infections Timeline
Pre-transplant:
 • Common bacteria (endogenous): Staphylococci (skin), Gram-negative bacilli (gut)
 • Viruses: HSV (reactivation)
Engraftment:
gut) • Viruses: HSV ... airways) • Viruses: HSV ... reactivation), HHV ... Infections #Timeline #differential ... diagnosis #causes #infectiousdiseases
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... potassium • Beta ... fruits, Seaweed, Nuts ... #hyperkalemia #differential ... diagnosis #causes #potassium
Potassium Channel Blockers - Medications
1. Cardiovascular Drugs
2. Psychiatric drugs
3. Other drugs
4. Synthetic opioids: Levomethadyl 
5. Opium
Potassium Channel ... Organophosphates #Potassium ... #Medications #Differential ... #Diagnosis #Pharmacology