WebAug 1, 2024 · Mayfield classification of carpal instability, also known as perilunate instability classification (carpal dislocations), describes carpal ligament injuries.. Instability has been divided into four stages 1-2:. stage I: scapholunate dissociation (rotatory subluxation of the scaphoid) disruption of the scapholunate ligament with resultant Terry Thomas sign WebSymptomatic stage 2 or 3 scapholunate advanced collapse (SLAC) wrist is aggressively treated with salvage procedures, such as proximal row carpectomy or partial wrist fusion …
SLAC Wrist: Definition, Causes, and Treatments - WebMD
WebSLAC wrist is commonly treated with either a four-corner fusion with scaphoid excision or proximal row carpectomy. Arthroscopic options for SLAC wrist have been becoming more common. The purpose ... WebDec 1, 2024 · Table of Contents. SLAC of the wrist is a disorder resulting from altered stress around an unstable scaphoid, while SNAC of the wrist results from a scaphoid fracture non-union. Scapholunate advanced collapse (SLAC) and scaphoid non union advanced collapse (SNAC) are the most common patterns (55%) of wrist osteoarthritis. See Also: Wrist … chapman university 2020 2021 calendar
Surgical treatment of scapholunate advanced collapse - PubMed
WebSep 7, 2024 · SLAC wrist is often the terminal and end-stage result of an untreated scapholunate interosseous ligament (SLIL) injury. Radiographic, CT, and MRI imaging often demonstrate widening of the scapholunate interval, degenerative changes of the affected carpal bones, and proximal migration of the capitate. WebJan 10, 2024 · Mayfield et al. have proposed a four-stage process to describe perilunar wrist instability, in which scapholunate dissociation represents stage 1 1. Associations. distal radius fracture, in particular of the radial styloid, in 40% 7. Radiographic features Plain radiograph. widened scapholunate interval >4 mm on PA view (i.e. Terry Thomas sign) WebJan 26, 2024 · Scaphoid Excision and Limited Wrist Fusion (Capito-hamate-lunotriquetral or Capitolunate): Treatment typically indicated in Stage III disease or Stage II disease in a manual laborer. Preserve volar extrinsic … harmony naturist resort rawai phuket thailand