46 results
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Leukocytoclastic Vasculitis Secondary ... drug eruptions, paraneoplastic ... Vasculitis: • Behcet Disease ... • Cogan syndrome ... #dermatology #rheumatology
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Diagnosis Algorithm ... Myelodisplastic syndrome ... Pruritus #primary #secondary ... #generalized #dermatology ... #causes
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Diagnosis Framework ... purple, hemorrhagic skin ... #Diagnosis #hematology ... #nonpalpable #dermatology
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
Polycythemia Vera Secondary ... Polycythemia - Acquired Causes ... Hypoxia-driven: Cardiac/pulmonary ... disease, Smoking ... #hematology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
• Screen for secondary ... glucocorticoid treatment ... organ-specific signs ... symptoms (eg, skin ... #diagnosis #hematology
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Skin rash and malaise ... The signs and symptoms ... #Rash #Diagnosis ... #Clinical #Photo ... #Dermatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... Rarely dominate the clinical ... reticularis Differential ... • Goodpasture syndrome ... Polyangiitis #GPA #dermatology
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Clinical triad ... Arthralgia/arthritis, Skin ... fraction < 20% Differential ... #diagnosis #management ... #treatment #rheumatology
Syncope is a sudden, transient loss of consciousness, which is thought to be secondary to cerebral
thought to be secondary ... carotid sinus syndrome ... further guide management ... orthostatic vital sign ... The treatment strategy
Pruritus - No Primary Skin Lesion - Differential Diagnosis Algorithm

Blood Glucose:
 • Diabetes Mellitus
Liver Function Tests/Enzymes:
Pruritus - No Primary Skin ... Myelodisplastic syndrome ... #Pruritus #secondary ... #generalized #dermatology ... #causes