11 results
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
or purpuric rash ... lesions may have a vasculitis ... as autoimmune vasculitis ... #Diagnosis #Dermatology ... #Rash #Algorithm
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Diagnosis Algorithm ... Infection - Vasculitis ... Rash: - Purpura ... Vasculitis (lupus ... #Causes #dermatology
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Petechiae/Purpura ... - Diagnostic Algorithm ... trauma, infection, vasculitis ... #Dermatology #Rash ... #Petechiae #Purpura
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... OF PALPABLE PURPURA ... : Vasculitis: ... Diagnosis #hematology ... #dermatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... , Palpable purpura ... • Palpable purpura ... Diagnosis: Vasculitis ... #dermatology #rash
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
purpura • Hypersensitivity ... vasculitis • ... Henoch Schönlein purpura ... Sarcoidosis #dermatology ... #diagnosis #rheumatology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Primary: 50% ... Small Vessel: Petechiae ... , Palpable purpura ... #skin #dermatology ... differential #diagnosis
Vascular Skin Lesions - Differential Diagnosis Algorithm
 - Petechiae < 0.2 cm diameter
 - Purpura 0.2
Diagnosis Algorithm ... cm diameter - Purpura ... #Vascular #Vasculitis ... #SkinRash #dermatology ... Diagnosis #Algorithm
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
RPGN has three primary ... pathophysiologic causes ... Henoch-SchonIein Purpura ... Glomerulonephritis #Vasculitis ... diagnosis #algorithm
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
: • Purpura, ischemic ... Henoch Schonlein Purpura ... purpura: strong ... purpura. ... differential #diagnosis