- Other names
- Ganglia, synovial cyst, Gideon's disease, Olamide's cyst, Bible cyst, Bible bump
- Specialty
- Plastic surgery , orthopedic surgery, hand surgery
- Symptoms
- Small soft bump associated with a joint or tendon sheath
- Complications
- Only with operative treatment
- Usual onset
- Any age
- Diagnostic method
- Typically based on signs
- Differential diagnosis
- Lipoma , extensor tenosynovitis
- Treatment
- Watchful waiting , splinting the affected joint, needle aspiration, surgery
- Prognosis
- Not serious
- Frequency
- ~3 per 10,000 per year (wrist and hand)