Synovial Fluid White Blood Cell Count

Aka: Synovial Fluid White Blood Cell Count, Synovial Fluid WBC, Synovial Fluid Cell Count, Joint Fluid Leukocytes

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II. Technique

  1. Wright's Stain for cell count with differential

III. Labs: Normal Synovial Fluid

  1. Less than 200 White Blood Cells (WBC) per mm3
  2. Polymorphonuclear Leukocytes (PMN) less than <50%

IV. Labs: Non-Inflammatory fluid - 200 - 2000 WBC/mm3

  1. Osteoarthritis or Degenerative Joint Disease
  2. Trauma
  3. Osteochondritis Dissecans
  4. Rheumatic Fever
  5. Chronic gout
  6. Chronic Pseudogout
  7. Progressive Systemic Sclerosis (Scleroderma)
  8. Polymyositis
  9. Systemic Lupus Erythematosus (SLE)
  10. Neuropathic Arthropathy (Hemorrhage may be present)
  11. Erythema Nodosum
  12. Pigmented villonodular synovitis
  13. Hypertrophic Osteoarthropathy

V. Labs: Inflammatory fluid - 2000 - 50,000 WBC/mm3 (mild < 20,000)

  1. Rheumatoid Arthritis
  2. Psoriatic Arthritis
  3. Ankylosing Spondylitis
  4. Acute Rheumatic Fever
  5. Acute gout
  6. Acute Pseudogout
  7. Progressive Systemic Sclerosis (Scleroderma)
  8. Polymyositis
  9. Systemic Lupus Erythematosus (SLE)
  10. Reiter's Syndrome
  11. Inflammatory Bowel Disease Arthritis
  12. Fungal Infections
  13. Viral Infections
  14. Bacterial Infections (partially treated)

VI. Labs: Septic fluid - Over 50,000 WBC/mm3 (especially >100,000, PMNs >75%)

  1. Septic Arthritis until proven otherwise

VII. Reference

  1. Kolba (1984) Prim Care 11:211-8

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Related Studies

Ontology: Synovial fluid cell count - finding (C0729162)

Concepts Laboratory Procedure (T059)
SnomedCT 365713007, 167898006, 145125007, 145122005, 60923009
English Synovial fluid cell count NOS, Finding of synovial fluid cell count, Synovial fluid cell count NOS (procedure), Synovial fluid cell count NOS (finding), Synovial fluid cell count (finding), Cell count of synovial fluid, Synovial fluid cell count, Cell count of synovial fluid (procedure), Finding of synovial fluid cell count (finding), Synovial fluid cell count - finding
Italian Conta cellulare del fluido sinoviale
Japanese 滑液中細胞数, ｶﾂｴｷﾁｭｳｻｲﾎﾞｳｽｳ
Czech Počet buněk v synoviální tekutině
Hungarian Synovialis folyadék sejtszám
Spanish recuento celular en líquido sinovial, SAI (procedimiento), recuento celular en líquido sinovial, SAI, Synovial fluid cell count NOS, recuento celular en líquido sinovial, SAI (hallazgo), Recuento celular en líquido sinovial, recuento celular del líquido sinovial (procedimiento), recuento celular del líquido sinovial, recuento de células en el líquido sinovial - hallazgo (hallazgo), recuento de células en el líquido sinovial - hallazgo
Dutch synoviaal vocht celtelling
French Numération cellulaire du liquide synovial
Portuguese Contagem de células no líquido sinovial
German Zellzahl in der Synovialfluessigkeit
Derived from the NIH UMLS (Unified Medical Language System)

Ontology: joint fluid leukocytes (C2108586)

Concepts Laboratory Procedure (T059)
English joint fluid leukocytes (lab test), joint fluid leukocytes
Derived from the NIH UMLS (Unified Medical Language System)

Related Topics in Pathology and Laboratory Medicine

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