12 results
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
in vasculitic diseases ... Nonpalpable purpura ... rash, the diagnosis ... #Purpuric #Rash ... #Algorithm #Nonpalpable
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... purple, hemorrhagic skin ... PURPURA: Platelet ... Ig A vasculitis/HSP ... #nonpalpable #dermatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
purpura (16%) ... purpura • Vesicles ... overlying purpuric ... Henoch-Schönlein purpura ... • Goodpasture syndrome
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... infection Malar rash ... Palpable purpura ... Henoch Schönlein purpura ... Antiphospholipid-antibody syndrome
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Vessel: Petechiae, Palpable ... purpura, Hemorrhagic ... Vasculitis: - Ig A (HSP ... Vasculitis: • Behcet ... Disease • Cogan
Eosinophilia - Differential Diagnosis Algorithm
Idiopathic Eosinophilia
Primary Eosinophilia:
 • Primary hypereosinophilic syndrome
 • Eosinophilic Leukemia
 • MPN/MDS
Solid tumors (esp ... GI, lung, skin), ... Heme malig (AML, CML ... , Behcet disease ... #allergy
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis: • Purpura ... purpura: Strong ... purpura • Pauci ... ) • Palpable purpura ... purpura (lower
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
Algorithm - Approach ... thrombocytopenic purpura ... nose (epistaxis), skin ... (alopecia, purpura ... , palpable purpura
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
multiforme-like lesions, palpable ... purpura, Pathergy ... response to local skin ... test (this is a skin ... azathioprine #Behcet
Penicillin Allergy Pathway for Antibiotic Prescription in Patients With Penicillin Allergy
Mild Reaction - Itching, Minor rash
mucosal involvement, skin ... If infectious disease ... Stevens-Johnson syndrome ... and Infectious Disease ... #Prescription #algorithm