34 results
Rodent-associated Bacterial infections: Leptospirosis, Rat-bite fever, Tularemia, Plague 

#rodent
#infections
#leptospirosis
#tularemia
#ratbitefever
#plague
#rats
#infectiousdisease
#fever
#differential
#diagnosis
#management
#treatment
#table
Leptospirosis, Rat-bite fever ... plague #rats #infectiousdisease ... #fever #differential ... #management #treatment ... #table
Erythematous Rashes - THE ALGORITHMIC APPROACH

Characterized by diffuse redness of the skin due to
capillary congestion, erythematous
or absence of fever ... If fever is present ... disease, scarlet fever ... but without a fever ... Nikolsky #Febrile #Fever
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
explain symptoms • Fever ... factors: Age>60, CKD ... pulmonary edema) • Fever ... Transfusion #Reactions #hematology ... diagnosis #comparison #table
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Still's Disease Clinical ... triad: Fever, Arthralgia ... /arthritis, Skin ... fraction < 20% Differential ... diagnosis #management #treatment
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... purple, hemorrhagic skin ... mountain spotted fever ... Vasculopathy #Purpura #Differential ... #Diagnosis #hematology
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Maculopapular - Diagnostic Algorithm ... instability - New-onset fever ... sulfa-drug - Skin ... #Diagnosis #Dermatology ... #Differential #
Vibrio Vulnificus skin infection
Cirrhosis w/recent consumption of raw oysters w/rapidly evolving rash. 
Vibrio vulnificus part of
Vibrio Vulnificus skin ... Rapid onset of fever ... hemolytic anemia, CKD ... Vibrio #Vulnificus #skin ... #legs #clinical
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
life Causes and clinical ... trigger - Direct skin ... symptoms - Headache, fever ... Urticaria #diagnosis #rheumatology ... #comparison #table
Drug Reaction with Eosinophilia and Systemic Symptoms (DRESS)
Definition: 
 • Severe adverse drug reaction, characterized by
characterized by extensive skin ... Fever >38.5 2. ... Skin involvement ... Resolution > 15 days Differentials ... disease: symptomatic treatment
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Petechial Rash - Differential ... Diagnosis Algorithm ... Red Flags: • Fever ... cryoglobulins • Skin ... #Causes #dermatology