27 results
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 #NonInfectious
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
Infections 2. ... symptoms - Headache, fever ... , abdominal pain ... Urticaria #diagnosis #rheumatology ... #comparison #table
Travel History - Clues to Infectious Disease Diagnosis in a Traveler 
 • Where did you
Travel History - Clues ... to Infectious Disease ... → Leptospirosis ... Rabies, cat scratch fever ... HPI #Interview #InfectiousDiseases
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
weeks) Can Be Caused ... - Autoimmune Rheumatologic ... • Rheumatic fever ... streptococci (rheumatic fever ... Diagnosis #MSK #rheumatology
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
fires, heating pads ... early localized disease ... called "Bazin's disease ... so-called fifth disease ... Erythemas #comparison #table
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... Diagnosis Framework Disease ... angioinvasive disease ... factor • May cause ... differential #diagnosis #infectiousdiseases
Borrelia recurrentis on Peripheral Blood Smear
23M Somali refugee recently arrived w/severe abd pain, confusion and fever
arrived w/severe abd pain ... BP stable, HR 115 ... headache and abd pain ... The table below ... Infectious Diseases
Fever After International Travel

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

Viral Syndromes:
Arboviral infections, a
Disease: • Endemic ... , a common cause ... : • Leptospirosis ... - Another cause ... Differential #Diagnosis #InfectiousDiseases
Soil Related Infections - Differential Diagnosis Framework

Mechanism Of Infection:
 • Wound
 • GI: Ingestion, MUD, Contaminated
endemic fungi cause ... primary pulmonary disease ... dyspnea, possible fever ... , chest pain, hemoptysis ... differential #diagnosis #InfectiousDiseases
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... : • 80% have fever ... Pleuritic chest pain ... Intervention: - Fevers ... #differential #causes