11 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint Pain ... Dermatomyositis Erythema chronicum ... Scleroderma • Amyloidosis ... Hypersensitivity vasculitis ... Antiphospholipid-antibody syndrome • Vasculitis
CPPD vs Gout

== CPPD == 

Think About CPPD When:
 • Self-limited synovitis after surgery/trauma (> 65
• Underlying disease ... onset of swelling, pain ... Chronic CPP Crystal ... swelling, significant pain ... Gout #Comparison #rheumatology
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Associated with Joint Pain ... syndrome - SLE Neurologic ... , Vasculitis (e.g ... conditions #joint #pain ... differential #diagnosis #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Eosinophilia, asthma, chronic ... tract: abdominal pain ... Syndrome: - Ocular inflammatory ... gut -> abdominal pain ... , testes -> pain
Pseudogout Summary - Calcium Pyrophosphate Deposition Disease (CPPD)

Pathophysiology:
Pyrophosphate produced by chondrocytes likely precipitates with calcium to
onset of swelling, pain ... Chronic CPP Crystal ... Resembles RA • Chronic ... with acute neck pain ... #Rheumatology #
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
affects the skin, neurologic ... tract: Abdominal pain ... cognitive impairment, neurologic ... Eosinophilia, asthma, chronic ... syndrome: Ocular inflammatory
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
(25-75%): Inflammatory ... skin injury) • Neurologic ... Recurrent and chronic ... Nonsurgical abdominal pain ... signs #symptoms #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
photosensitivity, inflammatory ... ANCA-associated vasculitis ... Arthritis: • Joint pain ... • Mesenteric vasculitis ... with Lupus: • Chronic
Low Alkaline Phosphatase - Hypophosphatasia 

Is Low Alkaline Phosphatase Of Clinical Importance?

ALP enzyme- Discovered in 1923
Low
thigh bones -> chronic ... nephrocalcinosis • CPPD ... Malnutrition • Wilson's disease ... respiratory failure • Neurologic ... Hyophosphatasia #hepatology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... for All Types of Inflammatory ... response to an inflammatory ... Screening Tests for Chronic ... , and low back pain