BONE & JOINT DISORDERS (ARTHRITIS)

 

INFECTIVE OR SEPTIC ARTHRITIS – TYPES 

Gonococcal arthritis

This is an inflammation of joints caused by infection from a bacteria,Neisseria gonorrhea. This is more common in females than males. Joint involvement is usually asymmetrical and polyarticular (involvement of more than one joint) or monoarticular (involvement of one joint).

 

Symptoms

The disease usually develops within 2-3 weeks of genital infection. Onset is sudden. The important features are :

  • It usually involves the knees, ankles or the wrist, with the knee being most commonly involved.
  • Patient may present with dermatitis (inflammation of skin). The lesions usually present with no symptoms and progress from macular to papular and finally vesicular or pustular rashes.
  • Pain is migratory (moving from one joint to another) in nature. Joint is red, swollen and warm.
  • Fever
  • Some patients may have urinary and genital symptoms.

 

Investigations

  • Blood culture shows the presence of Neisseria gonorrhea
  • Synovial fluid examination shows increased white blood cell count (60,000/ml) but low WBC count is also seen in some cases.
  • Synovial fluid culture may be positive in some cases.
  • Culture from skin lesions and genital tract.