11 results
Algorithm for Diagnosis of the Petechial / Purpuric Rash

Febrile/Toxic, Palpable: 
 - Meningococcaemia, Disseminated Gonococcal Infection,
Algorithm for Diagnosis ... Endocarditis, Henoch-SchönIein ... #Purpuric #Petechiae ... #Algorithm #Diagnosis ... #Dermatology #Skin
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
Petechial/Purpuric ... endocarditis, RMSF, and Henoch-Schönlein ... Those with petechiae ... #Diagnosis #Dermatology ... #Petechial #Petechiae
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Diagnosis Algorithm ... Schonlein Purpura ... Diagnosis #Algorithm ... #Causes #dermatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... Findings: • Petechiae ... sensation or pain: • Petechiae ... • Henoch-Schönlein ... #diagnosis #rheumatology
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
pathophysiologic causes ... IgA nephropathy, Henoch-SchonIein ... Purpura Anti-GBM ... diagnosis #algorithm ... #rheumatology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
the Skin - Differential ... Small Vessel: Petechiae ... , Palpable purpura ... #skin #dermatology ... differential #diagnosis
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... purple, hemorrhagic skin ... /HSP • Cryoglobulinemia ... - GPA - EGPA ... Diagnosis #hematology
Vascular Skin Lesions - Differential Diagnosis Algorithm
 - Petechiae < 0.2 cm diameter
 - Purpura 0.2
Diagnosis Algorithm ... - Petechiae < ... cm diameter - Purpura ... Diagnosis #Algorithm ... #causes
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
disease Palpable purpura ... • Henoch Schönlein ... purpura • PAN ... Sarcoidosis • GPA ... #diagnosis #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
: • Purpura, ischemic ... Schonlein Purpura ... erythematous nodules, purpura ... causing palpable purpura ... differential #diagnosis