33 results
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Travelers from ... Frequent Differential Diagnoses ... Medical History: • Skin ... • Skin ulcers ... #differential #diagnosis
Travel History - Clues to Infectious Disease Diagnosis in a Traveler 
 • Where did you
Clues to Infectious ... Disease Diagnosis ... → Leptospirosis ... Schistosomiasis • Skin ... Rabies, cat scratch fever
Causes of Relative Bradycardia - Note the propensity for intracellular organisms.
Infectious: 
Legionella, Psittacosis, Q fever, Typhoid
Causes of Relative ... Babesiosis, Malaria, Leptospirosis ... , Non-infectious ... #differential #diagnosis ... infectiousdiseases #table
Non-Resolving Pneumonias: Etiologies
Unusual Infections:
 - Immunocompromised patients (e.g.: Mycobacterium, Aspergillosis, Nocardia)
 - Endemic Fungi (e.g.: Histoplasmosis,
Etiologies Unusual Infections ... psittaci/avian, leptospirosis ... yersinia/rats, Q fever ... ) - Returning travelers ... disorders: - Vasculitis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... aphthous ulcers, cutaneous ... to exclude are infections ... : • Fevers • ... strong sign of cutaneous
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
centrifugum • A chronic skin ... : infections (cutaneous ... of necrotizing vasculitis ... Erythemas #comparison #table ... #differential #diagnosis
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis Framework ... Differential Diagnosis ... : • Fevers • Fatigue ... and branches • Fever ... tract, and often causes
Fever After International Travel

Infectious Disease:
• Endemic in either the destination or home region

Viral Syndromes:
Arboviral infections, a
Travel Infectious ... , a common cause ... : • Leptospirosis ... of malaria diagnosed ... culture; rapid diagnostic
MIAMI Mnemonic for Differential Diagnosis of Lymphadenopathy
Malignancies
 - Kaposi sarcoma, leukemias, lymphomas, metastases, skin neoplasms
Infections
 -
for Differential Diagnosis ... lymphomas, metastases, skin ... Bartonella), chancroid, cutaneous ... tularemia, typhoid fever ... sarcoidosis Iatrogenic causes
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... - Purpura - Skin ... Cryoglobulins Cause ... Labs/Diagnosis: ... Henoch-Schönlein purpura) • Cutaneous