73 results
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Associated with Joint ... • Interstitial lung ... • Shrinking lung ... System Tender points ... #differential #diagnosis
Causes of Diffuse Lung Disease. 
Collagen vascular 
 - Scleroderma 
 - Rheumatoid arthritis 
 -
Causes of Diffuse ... Lung Disease. ... - Rheumatoid arthritis ... Dermatomyositis - SLE ... chemotherapy #Diagnosis
Arthrocentesis - Joint Fluid Analysis

Effusion Characteristics (Color, Clarity, WCC, PMN, Crystals, Bacteria) by Disease Process: 
OA,
Arthrocentesis - Joint ... , Bacteria) by Disease ... SLE, , RF , Pseudogout ... #Diagnosis #Differential ... Effusion #Analysis #Table
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint ... Malar rash • SLE ... IBD • RA • SLE ... • Cholesterol emboli ... #differential #diagnosis
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
interstitial lung ... RA: rheumatoid arthritis ... SLE : systemic ... LungDisease #CTILD #Diagnosis ... Differential #Comparison #Table
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Joint Disorders ... - Differential Diagnosis ... Erythematosus (SLE ... should have other symptoms ... #Differential #Diagnosis
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
pathognomonic signs/symptoms ... conditions: Autoimmune (SLE ... in up to 30% of cases ... - Infectious Diseases ... #table
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
- Differential Diagnosis ... Systemic Diseases ... (most common: lung ... #causes #primarycare ... #table
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... Generally affects long ... dz difficult to see ... Osteomyelitis / Septic Arthritis ... #differential #diagnosis
Causes of Pericardial Effusion - Differential Diagnosis
Infectious:
 • Viral: Enterovirus, Herpesvirus, Adenovirus, Parvovirus
 • Bacterial: Mycobacterium
Causes of Pericardial ... - Differential Diagnosis ... Rheumatologic: SLE ... , Rheumatoid Arthritis ... - Metastatic: Lung