11 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Rash • Human ... infection Malar rash ... • Rheumatic fever ... gangrenosum • IBD ... differential #diagnosis
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
instability - New-onset fever ... sulfa-drug - Skin ... pain - Immunocompromised ... Maculopapular #Scaling #Color ... #Differential #
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Diagnosis Algorithm ... Red Flags: • Fever ... lesions • Severe pain ... cryoglobulins • Skin ... Diagnosis #Algorithm
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... Coronary arteries - Fever ... mucositis - Rash ... : • Fevers • ... differential #diagnosis
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Diagnosis Framework ... Differential Diagnosis ... : • Fevers • Fatigue ... , mucositis • Rash
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
sudden onset of a rash ... - Rash: multiple ... malaise) - Muscle pain ... Inflammation and pain ... Leukocytoclastic vasculitis
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Associated with Joint Pain ... Lyme disease, Vasculitis ... Scleroderma Thickened skin ... #differential # ... diagnosis #rheumatology
Drug Reaction with Eosinophilia and Systemic Symptoms (DRESS)
Definition: 
 • Severe adverse drug reaction, characterized by
rash in association ... Fever >38.5 2. ... Resolution > 15 days Differentials ... withdrawal • Mild ... #management
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 ... permanent alopecia Differential ... Arthritis: • Joint pain ... to: Arthritis, Fever
PALM RASHES 
Common features and patterns:
1.	Color:
o	Red or erythematous: Common in inflammatory or allergic reactions.
o	Purple or purpuric:
Color: o Red or ... inflammation (vasculitis ... o Pain or burning ... (e.g., scarlet fever ... Fungal Infections (Tinea