21 results
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Sexual contacts - HIV ... Hypodermic needles - HIV ... , HIV infection, ... , acute HIV infection ... HIV infection
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 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 ... diagnosis #msk #physicalexam
Causes of Acute Onset Fever - Differential Diagnosis Algorithm
Viral:
 • Rhinovirus
 • Influenza Virus
 • Parainfluenza
Causes of Acute ... Onset Fever - Differential ... Coronavirus • HIV ... Meningitis • Skin ... #Differential #
Microbial Etiology of Acute Pharyngitis - IDSA
Bacterial
 • Group A streptococcus - Pharyngotonsillitis, scarlet fever
 •
Herpes simplex ... mononucleosis • HIV ... Primary acute HIV ... IDSA #diagnosis #differential ... #causes #bacteria
Leg Pain - Differential Diagnosis Framework

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

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... purple, hemorrhagic skin ... • HCV, HBV Not ... mountain spotted fever ... Vasculopathy #Purpura #Differential
Great Mimickers - SHALLOTS Mnemonic

S- Syphilis - Neurosyphilis, aortitis, gummas... Granulomas can form anywhere! Skin, mucosa,
Skin, mucosa, joints ... H _ HIV - Hepatitis ... sarcoma What doesn't HIV ... L - Lymphoma - Fevers ... Mnemonic #Diagnosis #Differential
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV ... macrophages in HIV ... low if you have HIV ... nodules possible in HIV ... Lung #Infections #HIV
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
CNS Infection in HIV ... Principles of HIV-Associated ... Simplex Virus (HSV ... Infections in HIV ... • HIV encephalopathy