"T1: low signal"
"T2: high signal"
"STIR: high signal"
"Achilles tendon injury: rupture or tendinitis"
"Most patients respond to conservative treatment (e.g. NSAIDs, heel lifts, CAM boot); steroid injections may also be of benefit but may cause tendinous rupture. Surgical treatment (excision of the bursa) is typically reserved for refractory cases."