11 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Malar rash • SLE ... Crohn's disease Palpable ... Hypersensitivity vasculitis ... lesions • Discoid lupus ... Sarcoidosis #dermatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
purple, hemorrhagic skin ... OF NON-PALPABLE ... Splenomegaly - CTD (SLE ... Associated - SLE ... #nonpalpable #dermatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Infection - Vasculitis ... (lupus, RA, Sjogren's ... cryoglobulins • Skin ... #dermatology #physicalexam
Palpable Purpura seen in Henoch Schonlein Purpura (HSP, IgA Vasculitis)

55 year old male on tuberculosis treatment
Purpura (HSP, IgA Vasculitis ... on tuberculosis treatment ... #clinical #photo ... #dermatology #skin ... #rash #physicalexam
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... such as systemic lupus ... scleritis • Palpable ... -> causing palpable ... , and SLE) • Urinalysis
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... - Purpura - Skin ... Cryoglobulins Cause ... Clinical triad of Palpable ... (e.g. systemic lupus
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
pulmonary and renal ... diseases, such as SLE ... tract, and often causes ... ) • Palpable purpura ... ) • Palpable purpura
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
vasculitis) • ... multiforme-like lesions, palpable ... Oral aphthae : SLE ... • Arthritis: SLE ... Arthritis, AS Treatment
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
Causes: - Idiopathic ... Leukocytoclastic vasculitis ... ’s syndrome - Lupus ... Treatment: - Systemic ... Syndrome #diagnosis #dermatology
Sjogren's Syndrome Overview

Epidemiology:
• F > M: 9:1
• 5-6th Decades (can be any age)

Autoimmune exocrinopathy multisystemic disease
overlaps with RA, SLE ... Hypocomplementemia • Can cause ... ) • Cutaneous vasculitis ... : 2% Systemic Vasculitis ... Adenocarcinoma Treatment