31 results
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Diagnosis Framework ... Secondary: CTD ... Disease • Cogan syndrome ... #skin #dermatology ... differential #diagnosis
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... purple, hemorrhagic skin ... leakage of RBC's secondary ... Kasabach-Merritt syndrome ... Gardner-Diamond syndrome
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... - Purpura - Skin ... Cryoglobulins Cause ... Type III Often Secondary ... Labs/Diagnosis:
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... tract, and often causes ... • Cogan Syndrome ... purpura: strong sign ... #rheumatology #
Nikolsky's Sign in Toxic Epidermal Necrolysis (TEN)

Nikolsky's sign is a clinical dermatological sign which is present
rubbing of the skin ... Stevens-Johnson Syndrome ... syndrome, caused ... differentiating between the diagnosis ... #TEN #Dermatology
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Generalized Differential Diagnosis ... Systemic and Primary Causes ... Myelodisplastic syndrome ... Pruritus #primary #secondary ... #Algorithm #causes
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... Differential Diagnosis ... • Goodpasture syndrome ... #rash #diagnosis ... #rheumatology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
• Screen for secondary ... organ-specific signs ... symptoms (eg, skin ... #Differential #diagnosis ... #hematology #eosinophilia
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
Nail Disorders secondary ... malnutrition) Blue ... • Nephrotic syndrome ... #Diagnosis #Algorithm ... #causes
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
Episcleritis Signs ... Causes: - Idiopathic ... , breast CA - Hematologic ... Leukocytoclastic vasculitis ... #diagnosis #dermatology