10 results
Arthrocentesis - Joint Fluid Analysis

Effusion Characteristics (Color, Clarity, WCC, PMN, Crystals, Bacteria) by Disease Process: 
OA,
Arthrocentesis - Joint ... Fluid Analysis ... #Diagnosis #Differential ... #Table #Aspiration ... Pseudogout #Septic #Infective
Arthrocentesis of synovial fluid - Interpretation
 - Normal
 - Noninflammatory	
 - Inflammatory	
 - Septic

Viscosity of synovial
50,000 #Diagnosis #Differential ... Arthrocentesis #Joint ... #Effusion #Analysis ... #Table #Aspiration ... Pseudogout #Septic #Infective
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:
Synovial Fluid Analysis ... Arthrocentesis #Joint ... #Table #Aspiration ... Pseudogout #Septic #Infective ... #Arthritis
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Inflammatory Joint ... Pain - Differential ... Genitourinary Infection ... ) Oligoarticular ... JointPain #MSK #Differential
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Pain - Diagnostic ... infection. ... biofilm-forming organisms Oligoarticular ... #Joint #Pain #MSK ... approach #workup #differential
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis ... Differential Diagnosis ... 2000 in synovial fluid ... Joint #pain #Differential ... Polyarticular #Oligoarticular
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Framework Bone/Joint ... : • Infection: ... Pallor-bruising 3) Paralysis ... differential #diagnosis
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Back Pain - Differential ... Manifestations: • Infection ... peripancreatic fluid ... #Differential # ... #primarycare #table
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
vesicular eruption • Joints ... Cerebrospinal fluid ... Palpable purpura, joint ... involvement, abdominal pain ... , recent viral infection
PFAPA Syndrome - Periodic Fever, Aphthous Stomatitis, Pharyngitis, and Adenitis

EPIDEMIOLOGY:
PFAPA is the most common syndrome entailing
DIFFERENTIAL DIAGNOSIS ... often paired with arthritis ... arthritis affecting ... 2 to 4 joints in ... upper respiratory infection