9 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint Pain ... Rash • Human ... • Rheumatic fever ... vasculitis • Henoch ... Antiphospholipid-antibody syndrome
ID Approach to Fever and Rash - Diagnostic Algorithm
Central Maculopapular (most common):
Measles, Parvovirus 819 / EBV,
ID Approach to Fever ... and Rash - Diagnostic ... Staph), SJS/TEN, DRESS ... angiomatosis, Sweet syndrome ... #Rash #Febrile
Palpable Purpura seen in Henoch Schonlein Purpura (HSP, IgA Vasculitis)

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

Pinpoint areas (less than 2 mm) of hemorrhage, which
Red Flags: • Fever ... lesions • Severe pain ... infection - RMSF - Henoch ... Schonlein Purpura ... cryoglobulins • Skin
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
Acute febrile ... sudden onset of a rash ... - Rash: multiple ... malaise) - Muscle pain ... Inflammation and pain
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
often present • Henoch ... Coronary arteries - Fever ... mucositis - Rash ... Vasculitis: • Fevers ... , testes -> pain
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis: • Fevers ... and branches • Fever ... , mucositis • Rash ... often present) Henoch ... involvement, abdominal pain
Symmetrical Drug-Related Intertriginous and Flexural Exanthema (SDRIFE)

49M +burning rash groins/buttocks (pic in next thread) x 1d.
No fever. 120/80 ... known as baboon syndrome ... , blisters, or purpura ... Washington University ID ... #clinical #photo
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
weight loss, and fever ... 3rd Decade Skin ... Arthritis: • Joint pain ... Seizures • Strokes Skin ... to: Arthritis, Fever