296 results
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Schistosomiasis, leptospirosis ... the workplace - Leptospirosis ... , leptospirosis, ... melioidosis, typhoid, pulmonary ... eosinophilia - Tropical pulmonary
Leptospirosis
Pathogen: Leptospira (interrogans, kirschneri, noguchii)
Risk Factors:
 • Occupational exposure - Farmers, ranchers, trappers, veterinarians
 • Recreational
Leptospirosis Pathogen ... failure • Severe pulmonary ... Epidemiologic exposure + clinical ... TheIDtrivia #Leptospirosis ... #Leptospira #microbiology
Faget's Sign & Liebermeister's Rule
Pulse-Temperature Dissociation
EVERY 1 F RISE IN TEMPERATURE -> HR INCREASES 8-10 BPM
INFECTIOUS
• Typhoid Fever ... • Malaria • Leptospirosis ... • Yellow Fever ... CLINICAL UTILITY ... Typhoid Fever (S
Lung Abscess
Microbiology:
 • Polymicrobial 
 • Anaerobes (most common) 
Clinical: 
 • Indolent symptoms that evolve
Lung Abscess Microbiology ... most common) Clinical ... to rnonths • Fever ... Abscess #Diagnosis #Pulmonary ... #Clinical #CXR
Biphasic Illness of Leptospirosis
Some patients do not progress to severe disease. Others, rapidly develop severe disease
Biphasic Illness of Leptospirosis ... -14 days): • Fever ... dysfunction) • Pulmonary ... Questions @WuidQ #Leptospirosis
Non-Resolving Pneumonias: Etiologies
Unusual Infections:
 - Immunocompromised patients (e.g.: Mycobacterium, Aspergillosis, Nocardia)
 - Endemic Fungi (e.g.: Histoplasmosis,
psittaci/avian, leptospirosis ... yersinia/rats, Q fever ... Others: - Pulmonary ... abnormalities (Pulmonary ... Pneumonia #diagnosis #pulmonary
Pulmonary Renal Syndromes and Mimics - Differential Diagnosis Framework
Diffuse alveolar hemorrhage + rapidly progressive glomerulonephritis
90%:
 -
Pulmonary Renal ... other hemorrhagic fevers ... , Leptospirosis, ... Kumfer @AnnKumfer #Pulmonary
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
Hyperkalemia Pulmonary ... Acute rheumatic fever ... Psittacosis • Q fever ... • Yellow fever ... Babesiosis • Leptospirosis
Differential Diagnosis - Noninfectious Causes of Fever

CRITICAL DIAGNOSES:
 - Acute myocardial infarction
 - Pulmonary embolism or
Noninfectious Causes of Fever ... CRITICAL DIAGNOSES ... infarction - Pulmonary ... Transfusion reaction - Pulmonary ... DIAGNOSES - Drug fever
Sarcoidosis 
Non-caseating granulomas (Composed of T-helper & inflammatory cells) 
Clinical:
 • Disease fatal in 10% of
inflammatory cells) Clinical ... Constitutional: Fever ... polyarthritis • Pulmonary ... Symptoms #Signs #Pulmonary