55 results
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
occurs in vasculitic ... diseases secondary ... disseminated gonococcal disease ... rash, the diagnosis ... #Purpuric #Rash
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... infection Malar rash ... gangrenosum • IBD ... #rashes #differential ... #diagnosis #rheumatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Rarely dominate the clinical ... Maculopapular rash ... reticularis Differential ... Diagnosis: Vasculitis ... #dermatology #rash
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
parallel to lines of skin ... palms/soles - Differential ... diagnosis: secondary ... nummular eczema, tinea ... #dermatology #photo
Henoch Schonlein Leg Rash - Palpable Purpura
Purpura: Low Platelets or Vasculitis?
45 years old, seen in our
45 years old, seen ... Tip: To differentiate ... later confirmed by skin ... #Legs #Rash #clinical ... #photo #dermatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... Diagnosis Framework ... mucositis - Rash ... Differential ... differential #diagnosis
Acute Purpura Fulminans Skin Rash on Physical Exam 
60 year old male ITP s/p splenectomy 
1d
Skin Rash on Physical ... Exam 60 year old ... BIDMC Infectious Diseases ... #Rash #clinical ... #photo
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Diagnosis Framework ... purple, hemorrhagic skin ... #Differential # ... Diagnosis #hematology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
the Skin - Differential ... Diagnosis Framework ... Petechiae, Palpable purpura ... : • Behcet Disease ... #diagnosis
Palpable Purpura seen in Henoch Schonlein Purpura (HSP, IgA Vasculitis)

55 year old male on tuberculosis treatment
(HSP, IgA Vasculitis ... ) 55 year old ... #clinical #photo ... #dermatology #skin ... #rash #physicalexam