11 results
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Diagnosis Algorithm ... RA, Sjogren's, GPA ... cryoglobulins • Skin ... #Petechiae #Rash ... Algorithm #Causes #dermatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
, Palpable purpura ... Maculopapular rash ... • Palpable purpura ... • Goodpasture syndrome ... #dermatology #rash
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
- Differential Diagnosis ... Small Vessel: Petechiae ... , Palpable purpura ... Disease • Cogan syndrome ... #dermatology #rheumatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
purple, hemorrhagic skin ... - Hemolytic anemia ... - APLS • Acute ... vasculitis - GPA ... #dermatology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Crohn's disease Palpable ... Sarcoidosis • GPA ... Antiphospholipid-antibody syndrome ... Sarcoidosis #dermatology ... #differential #diagnosis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... > PR3 60% • GPA ... mucositis - Rash ... scleritis • Palpable ... -> causing palpable
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
- Differential Diagnosis ... Vasculitis Differential Diagnosis ... , mucositis • Rash ... vasculitis • Cogan syndrome ... #Differential #Diagnosis
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
- Differential Diagnosis ... Generalized itchy rash ... SAPHO syndrome ( ... Acute generalized ... #Dermatology
Acute Retroviral Syndrome
Acute Retroviral Syndrome is the symptomatic presentation of acute human immunodeficiency virus infection

 •
Syndrome Acute ... sweats (28%) • Skin ... rash (48%) • ... enzymes ↑ • Mild anemia ... test is capable
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
Significant ↓ PLT: Petechiae ... - infiltrates (anemia ... • Tumor lysis syndrome ... CLL -> Invade Skin ... #Oncology #Diagnosis