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Diagnostic Tests for Knee pain

Diagnostic Test list for Knee pain:

The list of diagnostic tests mentioned in various sources as used in the diagnosis of Knee pain includes:

  • Physical examination
    • Inspect the knee with the person walking, standing and lying
    • A systematic examination of the affected knee looking for signs of inflammation, deformity, swelling, disordered stability and reduced range of motion - e.g. tenderness and warmth indicates inflammation; redness of the skin over the joint indicates gout, pseudogout, rheumatic fever or septic arthritis.
    • Full physical examination looking for signs of systemic disease that can predispose or present with joint pain - e.g. rash and pitted nails of psoriasis; Raynaud's phenomenon of rheumatoid arthritis; doughnut-shaped rash of Lyme disease; butterfly rash of systemic lupus erythematosus; abdominal tenderness of ulcerative colitis and Crohn's disease; heart murmur of rheumatic fever or subacute bacterial endocarditis.
  • Blood tests
    • Full blood count, ESR and CRP
    • Renal function tests and Electrolytes
    • ASO titre, if suspect rheumatic fever
    • Arthritis screen depending on suspicion including Rheumatoid factor, ANA and ENA antibodies, HLA-B27
    • Uric acid (marker of gout)
    • Coagulation profile
    • Blood cultures, if fever
    • Lyme disease serology
    • Iron studies, if suspect hemochromatosis
  • Urine tests
    • Urinalysis for blood, sugar and protein
    • 24 hour urinary uric acid, if suspect gout
  • Radiological examination
    • X-Ray of knee may show a fracture, osteoarthritis changes and punched out lesion of gout and pseudogout
    • MRI may be indicated to diagnose torn menisci or other conditions
    • Bone survey at times may be indicated
  • Mantoux test - if suspect tuberculosis.
  • Synovial fluid analysis and culture - should be done if there is sufficient joint fluid.
  • Urethral discharge smear and culture, if urethral discharge is present
  • Arthroscopic examination by an Orthopedic specialist may be necessary

Home Diagnostic Testing

These home medical tests may be relevant to Knee pain causes:

Conditions listing medical symptoms: Knee pain:

The following list of conditions have 'Knee pain' or similar listed as a symptom in our database. This computer-generated list may be inaccurate or incomplete. Always seek prompt professional medical advice about the cause of any symptom.

Select from the following alphabetical view of conditions which include a symptom of Knee pain or choose View All.

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Conditions listing medical complications: Knee pain:

The following list of medical conditions have 'Knee pain' or similar listed as a medical complication in our database.


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