53 results
Algorithm for Diagnosis of the Petechial / Purpuric Rash

Febrile/Toxic, Palpable: 
 - Meningococcaemia, Disseminated Gonococcal Infection,
Algorithm for Diagnosis ... Endocarditis, Henoch-SchönIein ... - Autoimmune Vasculitis ... Rash #Algorithm #Diagnosis ... #Dermatology #Skin
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
• Gonococcal arthritis ... Palpable purpura ... • Henoch Schönlein ... blennorrhagicum • Reactive arthritis ... • Psoriatic arthritis
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
in vasculitic diseases ... disseminated gonococcal disease ... endocarditis, RMSF, and Henoch-Schönlein ... as autoimmune vasculitis ... #Diagnosis #Dermatology
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
large vessels - Arteritis ... temporalis (giant-cell arteritis ... - Takayasu arteritis ... erythematosus - Henoch-Schönlein ... - purpura-arthralgia-nephritis
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
• Petechiae, Palpable ... • Petechiae • Palpable ... polyangiitis • EGPA • Henoch-Schönlein ... • Giant cell arteritis ... #rash #diagnosis
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
purpura, Hemorrhagic ... : • Temporal arteritis ... • Takayasu's arteritis ... : • Behcet Disease ... #skin #dermatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
GCA (Giant Cell Arteritis ... mucositis • Rash, arthritis ... and often causes arthritis ... Glomerulonephritis, arthritis ... ) • Palpable purpura
Henoch Schonlein Purpura 
Typically a young boy. Often occurs following upper respiratory tract infection. A systemic
Henoch Schonlein ... A systemic vasculitis ... #Purpura #Diagnosis ... Peds #Pediatrics #Signs ... #Symptoms
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
often present • Henoch ... and often causes arthritis ... Glomerulonephritis, arthritis ... mucositis - Rash, arthritis ... sign of cutaneous
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Diagnosis Framework ... CAUSES OF NON-PALPABLE ... PURPURA: Vasculitis ... #Differential #Diagnosis ... #dermatology