194 results
Approach to Joint Pain - Diagnostic Framework

1) Chronicity
2) Inflammatory vs Non-Inflammatory
3) Number of Joints Involved

1) Chronicity:
), RA, crystal disease ... or pseudogout, OA ... *Always do arthrocentesis ... Inflammatory, crystalline disease ... Joint #Pain #MSK #rheumatology
Arthrocentesis - Joint Fluid Analysis

Effusion Characteristics (Color, Clarity, WCC, PMN, Crystals, Bacteria) by Disease Process: 
OA,
Arthrocentesis - ... , Bacteria) by Disease ... Process: OA, ... #Differential #Arthrocentesis
Synovial Fluid Analysis:

Findings (COLOR	TRANSPARENCY	VISCOSITY	WBC COUNT (PER MM3)	PMN CELL COUNT (%)	GRAM STAIN	CULTURE	PCR TEST	CRYSTALS)

By Condition (Normal 
Noninflammatory 
Inflammatory:
crystalline disease ... noncrystalline disease ... Infectious: Lyme disease ... #Diagnosis #Arthrocentesis
Diagnostic Schema for Hyperferritinemia

Pearl: Diseases associated with extreme elevations: 
1. HLH 
2. Still's disease 
3. Systemic
Hyperferritinemia Pearl: Diseases ... Still's disease ... Differential #Diagnosis #Hematology
Fluid Analysis 
A systematic approach to analysis of the fluid in conjunction with the clinical presentation
examinations & infectious disease ... #paracentesis #arthrocentesis
Raynaud's Phenomenon on Physical Exam

#Raynauds #Syndrome #disease #phenomenon #clinical #video #physicalexam #fingers #hands #rheumatology
Raynauds #Syndrome #disease ... fingers #hands #rheumatology
Monoarthritis - Differential Diagnosis
Infection (Acute):
 - S. aureus (most common)
 - S. pneumonia
 - Salmonella (in
species - Lyme disease ... Sarcoid - Erosive OA
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
nodosa - Buerger disease ... - Kawasaki disease ... and infectious diseases ... - serum disease ... Vessels #Diagnosis #Rheumatology
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
Connective tissue disease-associated ... interstitial lung diseases ... connective tissue disease ... Table #Pulmonary #Rheumatology
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Inflammatory Bowel Disease ... Arthropathy with Crohn’s Disease ... Osteoarthritis (OA ... systemic autoimmune disease