connective tissue disease
   |__bone disease
       |__arthropathy  9 rec.
           |__ankylosis
           |   |__tooth ankylosis
           |__Behcet's syndrome arthropathy
           |__De Quervain disease
           |__ganglion or cyst of synovium/tendon/bursa
           |__hemarthrosis
           |__hydrarthrosis
           |__hypermobility syndrome
           |__neurogenic arthropathy
           |__patellofemoral pain syndrome
           |__Plica syndrome
           |__secondary hypertrophic osteoarthropathy
           |__shoulder impingement syndrome
           |__spondyloarthropathy 9 rec.
           |   |__Baastrup's syndrome
           |   |__hypermobility of coccyx
           |   |__Kummell's disease
           |   |__spondylitis(+)
           |__tenosynovitis
           |   |__bicipital tenosynovitis
           |   |__tenosynovitis of foot and ankle
           |__transient arthritis
           |   |__transient arthropathy
           |__villonodular synovitis