31 results
Scarlet fever
• Delayed-type skin reactivity to pyrogenic exotoxin Requires prior exposure
• Diffuse erythematous eruption that generally
Scarlet fever • ... Delayed-type skin ... #diagnosis #clinical ... #photo #signs # ... symptoms
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
organ-specific signs ... or symptoms (eg ... , skin or esophageal ... Disorders #Algorithm #Differential ... #diagnosis #hematology
Aplastic Anemia - Illness Script
Signs and symptoms:
 • Recurrent infections from neutropenia
 • Mucosal bleeding from
Illness Script Signs ... and symptoms: ... if neutropenic fever ... Anemia #diagnosis #management ... #treatment #hematology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Clinical Features ... Sjögrens (15%) Skin ... erythematosus #signs ... #symptoms #diagnosis ... #rheumatology
Drug Reaction with Eosinophilia and Systemic Symptoms (DRESS)
Definition: 
 • Severe adverse drug reaction, characterized by
Symptoms: • The ... Fever >38.5 2. ... Skin involvement ... Resolution > 15 days Differentials ... DRESS #Syndrome #dermatology
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
chest (in a V-sign ... ulcerations • Skin ... auricular papules Clinical ... Dermatomyositis #rheumatology ... #dermatology #diagnosis
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
Autoimmune diseases • Clinical ... Noncontiguous spread • Clinical ... involvement Differential ... oncology #diagnosis #differential ... #hematology
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Still's Disease Clinical ... /arthritis, Skin ... fraction < 20% Differential ... Disease #diagnosis #management ... #treatment #rheumatology
Hemophagocytic Lymphohistiocytosis (HLH)
Definition: Overwhelming clinical syndrome associated with excessive macrophage activation and cytokine storm due to
: Overwhelming clinical ... Diagnosis: HLH signs ... and symptoms can ... Lymphohistiocytosis #diagnosis #management ... #treatment #hematology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Dehydration • Symptoms ... - 80% have fever ... WBC >100k, + lab signs ... TLS #diagnosis #management ... #hematology