37 results
Erythematous Rashes - THE ALGORITHMIC APPROACH

Characterized by diffuse redness of the skin due to
capillary congestion, erythematous
or absence of fever ... are present, the diagnosis ... syndrome (SSS) in infants ... the differential diagnosis ... #Diagnosis #Dermatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... mountain spotted fever ... #Differential #Diagnosis ... #hematology #rheumatology ... #nonpalpable #dermatology
Kerion
Raised, boggy lesion with heaped up purulent nodules 
Caused by host's response to a fungal ringworm
purulent nodules Caused ... Hair loss • Fever ... Griseofulvin #Kerion #Dermatology ... #Diagnosis #Management
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
- Differential Diagnosis ... blisters, tense intact ... Vesiculobullous #SkinRash #dermatology ... #Differential #Diagnosis ... #Algorithm #causes
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... Can present from infancy ... #differential #diagnosis ... #causes #hematology
Combination of Skin Findings and Arthritis in Pediatrics Patient - Differential Diagnosis
Malar rash: 
 • A
- Differential Diagnosis ... Suggestive of: Rheum Fever ... gabrieltalledop #dermatology ... #differential #diagnosis ... #peds #pediatrics
Vibrio Vulnificus skin infection
Cirrhosis w/recent consumption of raw oysters w/rapidly evolving rash. 
Vibrio vulnificus part of
marine microbiota & causes ... 10% Crab, few cases ... Rapid onset of fever ... immunosuppressive meds ... rash #cellulitis #dermatology
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
- Differential Diagnosis ... papules on wrists/ankles ... Papulosquamous #SkinRash #dermatology ... #Differential #Diagnosis ... #Algorithm #causes
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
fires, heating pads ... known as rat bite fever ... or Haverhill fever ... #differential #diagnosis ... #dermatology #compared
Hemophagocytic Lymphohistiocytosis (HLH)
Definition: Overwhelming clinical syndrome associated with excessive macrophage activation and cytokine storm due to
frequently affects infants ... Presentation / Diagnosis ... Diagnosis via genetic ... following: • Fever ... management #treatment #hematology