41 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 ... dermatology #joint #pain ... differential #diagnosis
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 ... conditions #joint #pain ... #differential #diagnosis
Giant Cell (Temporal) Arteritis: Pathogenesis and investigations
Risk Factors:
 - Unclear environmental triggers (may be viral, not
Cell (Temporal) Arteritis ... seen in patients ... < 50 yrs old; F ... skin lesions ... Pathophysiology #Diagnosis
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
When to suspect AIN ... triad (<10%): fever ... associated with AIN ... Interstitial #Nephritis #AIN ... #diagnosis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract: abdominal pain ... mucositis - Rash ... Fevers • Fatigue ... gut -> abdominal pain ... , testes -> pain
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
Sweet Syndrome Acute ... - Rash: multiple ... malaise) - Muscle pain ... Inflammation and pain ... Leukocytoclastic vasculitis
ID Approach to Fever and Rash - Diagnostic Algorithm
Central Maculopapular (most common):
Measles, Parvovirus 819 / EBV,
ID Approach to Fever ... and Rash - Diagnostic ... Parvovirus 819 / EBV, Acute ... Parvovirus B19 (PPGSS), Vasculitis ... #Diagnosis #Algorithm
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Infectious Joint Pain ... - Differential Diagnosis ... Algorithm Polyarticular ... Join Pain • Viral ... Articular - Acute
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis Framework ... Fevers • Fatigue ... tract: Abdominal pain ... , mucositis • Rash ... involvement, abdominal pain
Causes of Petechial Rash - Differential Diagnosis Algorithm

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