6 results
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... purpuric macules • Erythematous ... • Ulcerated, erythematous ... Polyangiitis #GPA #dermatology ... rash #diagnosis #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... : erythematous nodules ... (Granulomatous ... systemic lupus erythematosus ... differential #diagnosis #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
: Erythematous nodules ... tract, and often causes ... ulcers, cutaneous, ocular ... Cogan syndrome: Ocular ... Differential #Diagnosis #Rheumatology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
Lymphocytes - T or B lineage ... ALL is of B-cell lineage ... -> AML: Blast crises ... CLL -> Invade Skin ... #Hematology #Oncology
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
of necrotizing vasculitis ... Usually composed ... presenting with erythematous ... differential #diagnosis #dermatology ... #compared
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
just beneath the skin ... Chronic Myelogenous Leukemia ... • Hairy Cell Leukemia ... Syndromes #diagnosis #hematology ... #oncology