39 results
Elevated Transaminases / Transaminitis - Differential Diagnosis

 • Infectious: HAV, HCV, HEV, EBV, HSV, CMV
 •
Infectious: HAV ... , HCV, HEV, EBV, ... HSV, CMV • Neoplasm ... Updated Schema Here ... #Diagnosis #causes
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
Travel History - Clues to Infectious Disease Diagnosis in a Traveler 
 • Where did you
Schistosomiasis • Skin ... , Hepatitis C, HIV ... , Hepatitis C, HIV ... new partner → HSV ... , HIV, Hepatitis
Causes of CSF Lymphocytic Pleocytosis - Differential Diagnosis
Viral: Arbo, Adeno, Herpes, Entero, HIV
Fungal: Cryptococcus, Cocci, Histo,
Causes of CSF Lymphocytic ... Diagnosis Viral ... : Arbo, Adeno, Herpes ... , Entero, HIV Fungal ... #Diagnosis #Causes
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential ... Brucellosis - Viruses: HIV ... Chikungunya - Herpes ... virus: CMV, HSV ... physicalexam
AIDS-defining illnesses
 - Candidiasis of the esophagus, bronchi, trachea, or lungs [(but NOT the mouth (thrush)]
Encephalopathy, HIV ... related - Herpes ... syndrome due to HIV ... Defining #Illnesses #HIV ... #List #Differential
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Diagnosis Framework ... Epidural abscess - Herpes ... zoster - HIV ... extremity #msk #physicalexam
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Diagnosis Framework ... purple, hemorrhagic skin ... • HCV, HBV Not ... #Diagnosis #hematology
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Sexual contacts - HIV ... Hypodermic needles - HIV ... Dengue fever, HIV ... relapsing fever, acute HIV ... Lassa fever, acute HIV
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... - Purpura - Skin ... • Infections: HCV ... infection, HBV ... infection, HIV infection