61 results
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Frequent Differential Diagnoses ... infection Cardinal Symptoms ... localizing signs ... or symptoms - Malaria ... #differential #diagnosis
Fever in Returning Traveler - ABCDE Mnemonic
A - Adventure - Where did the patient travel? 
B
Fever in Returning ... Non-diarrheal), Skin ... exposures to onset of symptoms ... Contacts Infectious Diseases ... Mnemonic #history #diagnosis
Fever of Unknown Origin (FUO) - Further Workup

 • CNS symptoms? Get an LP and imaging
Fever of Unknown ... Workup • CNS symptoms ... thin smear • Signs ... values supporting hematologic ... UnknownOrigin #workup #diagnosis
Travel History - Clues to Infectious Disease Diagnosis in a Traveler 
 • Where did you
to Infectious Disease ... Diagnosis in a ... → Leptospirosis ... Schistosomiasis • Skin ... Rabies, cat scratch fever
Biphasic Illness of Leptospirosis
Some patients do not progress to severe disease. Others, rapidly develop severe disease
brief interval symptom ... -14 days): • Fever ... maculopapular rash ... Biphasic #Phases #Diagnosis ... #Illness #Signs
Erythematous Rashes - THE ALGORITHMIC APPROACH

Characterized by diffuse redness of the skin due to
capillary congestion, erythematous
redness of the skin ... includes Kawasaki disease ... erythematous rash ... #Diagnosis #Dermatology ... #Erythematous #Rash
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... infection Malar rash ... infection • Lyme disease ... • Rheumatic fever ... #differential #diagnosis
Symptoms and signs of Leptospirosis
Acute phase:
 - Fever and headache
 - Conjunctival suffusion, jaundice, and photophobia
Symptoms and signs ... Acute phase: - Fever ... Muscle pain - Skin ... rash (rare) Immune ... #Symptoms #signs
Kawasaki Disease: Clinical Findings
Diagnostic Criteria - Fever and 4/5 of the following:
 • Conjunctivitis
 • Polymorphous
Kawasaki Disease ... Criteria - Fever ... • Polymorphous rash ... - Generalized Skin ... #Signs #Symptoms
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
and duration of symptoms ... angioedema Other symptoms ... - Headache, fever ... #rheumatology # ... comparison #table