47 results
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
Petechial/Purpuric ... occurs in vasculitic ... lesions may have a vasculitis ... as autoimmune vasculitis ... #Petechiae #Purpural
Algorithm for Diagnosis of the Petechial / Purpuric Rash

Febrile/Toxic, Palpable: 
 - Meningococcaemia, Disseminated Gonococcal Infection,
Diagnosis of the Petechial ... / Purpuric Rash ... - Autoimmune Vasculitis ... twitter.com/BirksMD #Petechial ... #Purpuric #Petechiae
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Infection - Vasculitis ... Henoch Schonlein Purpura ... Non-Palpable Rash: - Purpura ... - Autoimmune Vasculitis
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Petechiae/Purpura ... trauma, infection, vasculitis ... process such as vasculiitis ... commonly renal and pulmonary ... #Purpura #Palpable
Causes of Purpura - Differential Diagnosis
Disruption in Vascular Integrity: 
 • Trauma, Infection, Vasculitis, Drug induced
Causes of Purpura ... Trauma, Infection, Vasculitis ... , Drug induced vasculitis ... C), Pigmented purpuric ... nonpalpable #palpable #Causes
Petechiae are small, red lesions caused when capillaries leak blood into the skin. Petechiae larger than
Petechiae are small ... , red lesions caused ... Petechiae larger ... than 0.5 cm are purpura ... #Purpura
Vascular Skin Lesions - Differential Diagnosis Algorithm
 - Petechiae < 0.2 cm diameter
 - Purpura 0.2
Algorithm - Petechiae ... cm diameter - Purpura ... • Acquired - Vasculitis ... #Vascular #Vasculitis ... Diagnosis #Algorithm #causes
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
disorders, or other causes ... Quantity: • Primary Causes ... • Secondary Causes ... : Vasculitis: ... • Ig A vasculitis
SKIN RASHES 



Skin rashes can occur from a variety of factors, including infections, heat, allergens, immune
be divided into petechial ... /purpuric, erythematous ... rashes into these classes ... maculopapular; #petechiae ... ; #purpura; #rash
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... Skin Findings: • Petechiae ... , Palpable purpura ... sensation or pain: • Petechiae ... • Palpable purpura