12 results
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
• Pauci-immune vasculitis ... Diagnosis: Vasculitis ... vasculitis (inflamed ... • Necrotising vasculitis ... #rash #diagnosis
Algorithm for Diagnosis of the Petechial / Purpuric Rash

Febrile/Toxic, Palpable: 
 - Meningococcaemia, Disseminated Gonococcal Infection,
Algorithm for Diagnosis ... / Purpuric Rash ... Disseminated Gonococcal Infection ... - Autoimmune Vasculitis ... #Dermatology #Skin
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Rash - Differential ... - Vasculitis ... Vasculitis (lupus ... #Petechiae #Rash ... #Causes #dermatology
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
inflammation or infection ... or purpuric rash ... lesions may have a vasculitis ... as autoimmune vasculitis ... #Diagnosis #Dermatology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
the Skin - Differential ... , infections, drug ... , Palpable purpura ... #skin #dermatology ... differential #diagnosis
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Petechiae/Purpura ... integrity (trauma, infection ... , vasculitis) or ... #Dermatology #Rash ... #Differential #
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Crohn's disease Palpable ... Hypersensitivity vasculitis ... Antiphospholipid-antibody syndrome • Vasculitis ... #rashes #differential ... #diagnosis #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Differential Diagnosis ... reticularis, ulcers, and bullous ... , mucositis • Rash ... Diagnosis #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
mucositis - Rash ... to exclude are infections ... differential #diagnosis ... #rheumatology # ... classification
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
PURPURA: Vasculitis ... Leukocytoclastic vasculitis ... • Ig A vasculitis ... HCV, HBV Not Vasculitis ... #Diagnosis #hematology