11 results
Vesiculobullous Rashes - THE ALGORITHMIC APPROACH 
Vesiculobullous rashes provoke significant angst
in many physicians (Figure 5, page
Vesiculobullous Rashes - THE ALGORITHMIC ... and a fever may ... localized lesions and fever ... #Diagnosis #Dermatology ... #Algorithm #Differential
Erythematous Rashes - THE ALGORITHMIC APPROACH

Characterized by diffuse redness of the skin due to
capillary congestion, erythematous
Erythematous Rashes - THE ALGORITHMIC ... erythematous rash ... #Diagnosis #Dermatology ... #Erythematous #Rash ... #Differential
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential ... Diagnosis Algorithm ... Red Flags: • Fever ... #Differential # ... #Causes #dermatology
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Maculopapular - Diagnostic Algorithm ... instability - New-onset fever ... #Diagnosis #Dermatology ... #Rash #Maculopapular ... #Differential #
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia - Differential ... Diagnosis Algorithm ... bartonella (oroya fever ... #workup #hematology ... #testing
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
petechiae/purpura with fever ... petechiae/purpura with fever ... petechial or purpuric rash ... #Diagnosis #Dermatology ... Purpural #Purpuric #Rash
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
to heat (fires, heating ... pads, heating blankets ... or Haverhill fever ... comparison #table #differential ... #diagnosis #dermatology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Positive Coombs testing ... younger pts) Differential ... temperatures by fixing complement ... Symptoms: High fevers ... hemolytic #anemia #hematology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
weight loss, and fever ... anti-Smith Ab, low complements ... permanent alopecia Differential ... Malignancy (e.g. hematologic ... to: Arthritis, Fever
Causes of Fever in the Immunocompromised Host - Differential Diagnosis Algorithm
Structural Defect - Asplenia/HypospIenism
 • Bacteremia/Septic
Causes of Fever ... Diagnosis Algorithm ... Periodontal Disease Complement ... Infection #Fever ... #Causes #Hematology