Ganglion cyst

Ganglion cyst seen most frequently in the dorsal aspect of the wrist ( DWG - dorsal wrist ganglia ) and communicates with the jt via pedicle other locations palmar wrist ganglion cysts , flexor sheath GC , dorsal digital GC underlying etiology is poorly understood - few suggested mechanisms○ cysts or tumours ( this is not supported by pathological findings )○ increase ligamentous and soft tissue laxity○ cumulative microtrauma or chronic repetitive motions ( repetitive stress -> capsular rent -> one way valve for fluids -> mass in the soft tissues )○ repetitive trauma leading to mucinous degeneration of connective tissues○ studies do not support an inflammatory cause

Differentials - lipoma aneurysmal bone cyst epidermoid cyst giant cell tumour of tendon sheath ,tenosynovitis chondroblastoma , tendinous xanthoma soft tissue sarcoma osteosarcoma tophus ,rheumatoid nodules

most common soft tissue mass seen on hands and wrists may also happen in the knee and foot seen more commonly in women 20-50 ( although can occur at any age ) usually insidious onset with no predisposing risk factors / conditions

majority are asymptomatic patient can c/o pain , tenderness , weakness , paraesthesia reduced ROM and decreased grip strength worry that it may be...