12 results
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Travelers from ... , leptospirosis ... Cough, dyspnea - Pneumonia ... #Returning #Traveler ... diagnosis #tropical #travel
Travel History - Clues to Infectious Disease Diagnosis in a Traveler 
 • Where did you
Clues to Infectious ... → Leptospirosis ... Rabies, cat scratch fever ... Herpesvirus B infection ... InfectiousDiseases #Infections
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
104°F) • Lobar pneumonia ... gram-negative pneumonia ... Causes: • Still's ... • Leptospirosis ... • Malaria • Leptospirosis
Non-Resolving Pneumonias: Etiologies
Unusual Infections:
 - Immunocompromised patients (e.g.: Mycobacterium, Aspergillosis, Nocardia)
 - Endemic Fungi (e.g.: Histoplasmosis,
Non-Resolving Pneumonias ... Etiologies Unusual Infections ... psittaci/avian, leptospirosis ... yersinia/rats, Q fever ... ) - Returning travelers
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
invade URT & via hematologic ... invasion via URT infection ... CNS and hematologic ... infection -> Parotid ... widespread infection
Causes of Fever in the Immunocompromised Host - Differential Diagnosis Algorithm
Structural Defect - Asplenia/HypospIenism
 • Bacteremia/Septic
Causes of Fever ... Sinusitis • Pneumonia ... #Fever #Immunocompromised ... Diagnosis #Algorithm #Causes ... #Hematology
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 ... African tick typhus (caused ... Life-Threatening Causes
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
SLE) - Viral infections ... APLS • Acute Infectious ... Streptococcus pneumoniae ... mountain spotted fever ... Differential #Diagnosis #hematology
Tachypnea - Differential Diagnosis Framework

Definitions
 • Tachypnea: Respiratory rate > 20/min, shallow breathing in adults
 •
Asthma • COPD • Pneumonia ... effusion/Tamponade Hematologic ... Causes of Tachypnea ... dysfunction; toxic ingestions ... • Temperature/FEVER
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
Bilateral B-Lines in case ... of Pneumonia on ... healthy pt with fever ... immunosuppression, travel ... interstitial diffuse infections