9 results
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 ... lesions • Discoid lupus ... erythematosus
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin ... Rash - Differential ... Herald's atch • Tinea ... soles • Discoid Lupus ... Erythematous -
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
evidence of (fatigue, rash ... 3rd Decade Skin ... Photosensitive rash ... CNS • Headache, mild ... Seizures • Strokes Skin
Systemic Lupus Erythematosus - Summary
Antinuclear (ANA) - 95% - Initial screening test
Anti-dsDNA - 50%
 • Associated
Systemic Lupus Erythematosus ... Associated with skin ... Treatment: • Mild ... #Erythematosus ... #rheumatology #management
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
NPSLE rare, Malar rash ... Prognosis: Usually mild ... Erythematosus ( ... Manifestations: Malar rash ... Lupusreference #druginduced
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Moccasin-variety Tinea ... Over the years: rash ... sp. pruritic, erythematous ... skin of inflamed ... type #clinical #photo
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
erythematosus ... Petechial or purpuric rash ... SJIA], systemic lupus ... erythematosus [ ... Syndrome #Diagnosis #Management
Drug Induced Lupus (DIL)
 • Epidemiology: -10% of all lupus cases, drug-dependent, 4:1 to 1:1 F:M
Drug Induced Lupus ... NPSLE rare, Malar rash ... Prognosis: Usually mild ... Lupusreference #DrugInduced ... diagnosis #treatment #management
Anti-NXP-2 Dermatomyositis

What?
DM with generalized subcutaneous edema
Pts have more myalgias, more severe weakness, and an increased prevalence
(blue-purple) rash ... with edema • Erythematous ... rash on the face ... Dermatomyositis: • ILD ... Dermatomyositis #diagnosis #management