11 results
Algorithm for Diagnosis of the Petechial / Purpuric Rash

Febrile/Toxic, Palpable: 
 - Meningococcaemia, Disseminated Gonococcal Infection,
Rash Febrile ... Disseminated Gonococcal Infection ... Endocarditis, Henoch-SchönIein ... - Autoimmune Vasculitis ... #Dermatology #Skin
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
diseases secondary ... inflammation or infection ... RMSF, and Henoch-Schönlein ... rash, the diagnosis ... #Purpuric #Rash
Henoch Schonlein Leg Rash - Palpable Purpura
Purpura: Low Platelets or Vasculitis?
45 years old, seen in our
Henoch Schonlein ... Leg Rash - Palpable ... later confirmed by skin ... #Rash #clinical ... #photo #dermatology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... parvovirus B19 infection ... Malar rash ... • Henoch Schönlein ... purpura • PAN
Palpable Purpura seen in Henoch Schonlein Purpura (HSP, IgA Vasculitis)

55 year old male on tuberculosis treatment
seen in Henoch Schonlein ... Vasculitis) ... #Henoch #Schonlein ... #clinical #photo ... #dermatology #skin
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
in primary or secondary ... - Trauma - Infection ... - Vasculitis ... RMSF - Henoch Schonlein ... cryoglobulins • Skin
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Maculopapular rash ... EGPA • Henoch-Schönlein ... cell arteritis Infections ... diseases • Fungal infections ... #dermatology #rash
Acute Purpura Fulminans Skin Rash on Physical Exam 
60 year old male ITP s/p splenectomy 
1d
Skin Rash on Physical ... fulminans secondary ... - BIDMC Infectious ... #Fulminans #Skin ... #photo
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
Arthralgia - Purpura ... - Skin ulcers ... reticularis & skin ... Type III Often Secondary ... (Henoch-Schönlein
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
skin lesions ... present • Henoch Schonlein ... Purpura (IgA vasculitis ... mucositis - Rash ... to exclude are infections