16 results
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Fever in Returning Travelers ... Regions - Frequent Differential ... without localizing signs ... , dyspnea, and eosinophilia ... #differential #
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
Reversed Halo Sign ... Differential Diagnosis ... Causes: Mucormycosis ... polyangiitis (Wegener), Eosinophilic ... , Sarcoidosis, Dermatomyositis
Travel History - Clues to Infectious Disease Diagnosis in a Traveler 
 • Where did you
Clues to Infectious ... → Leptospirosis ... Herpesvirus B infection ... InfectiousDiseases #Infections ... #differential #
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
for secondary causes ... (common causes ... drug reaction, infection ... organ-specific signs ... Disorders #Algorithm #Differential
Faget Sign - Pulse-Temperature Dissociation
Causes of Relative Bradycardia
 • Infectious Causes: Legionella, Psittacosis, Q fever, Typhoid
Faget Sign - Pulse-Temperature ... Bradycardia • Infectious ... Babesiosis, Malaria, Leptospirosis ... fever • Non-Infectious ... #bradycardia #differential
Faget's Sign & Liebermeister's Rule
Pulse-Temperature Dissociation
EVERY 1 F RISE IN TEMPERATURE -> HR INCREASES 8-10 BPM
INFECTIOUS
Faget's Sign & Liebermeister's ... INCREASES 8-10 BPM INFECTIOUS ... • Malaria • Leptospirosis ... the most likely infection ... #Fagets #Sign #Pulse
Non-Resolving Pneumonias: Etiologies
Unusual Infections:
 - Immunocompromised patients (e.g.: Mycobacterium, Aspergillosis, Nocardia)
 - Endemic Fungi (e.g.: Histoplasmosis,
Etiologies Unusual Infections ... psittaci/avian, leptospirosis ... ) - Returning travelers ... - Eosinophilic ... diagnosis #pulmonary #differential
Suspected Celiac Disease - Diagnosis Algorithm

Celiac disease suspected:
 • Signs and symptoms of celiac disease
 •
suspected: • Signs ... without discernable cause ... microscopic colitis Differential ... NSAlDs, ARBs) • Infection ... Inflammatory (IBD, eosinophilic
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Fever Patterns - Differential ... Causes: • Still's ... Dengue fever • Leptospirosis ... Brucellosis Faget's Sign ... • Malaria • Leptospirosis
Fever After International Travel

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

Viral Syndromes:
Arboviral infections, a
, a common cause ... : • Leptospirosis ... African tick typhus (caused ... fever - Another cause ... #Differential #