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Aneurysmal Bone Cyst (ABC), Proximal Humerus

ICD-10 Code
M85.51

Benign, blood-filled, expansile cystic bone lesion, often in the proximal humerus of children/adolescents.

Clinical Presentation & Protocol

Patient Usually Complains Of

Patient is a [age]-year-old [gender] presenting with a [duration] history of [shoulder pain/swelling/limited range of motion/pathological fracture] in the [right/left] proximal humerus. Pain is described as [quality, e.g., dull ache, sharp, intermittent] and is exacerbated by [activity, e.g., arm movement, weight-bearing] and partially relieved by [rest/analgesics]. Associated symptoms include [palpable mass, warmth, clicking, weakness]. No history of significant trauma, or a history of minor trauma preceding onset of symptoms.

Clinical Examination Findings

Patient appears [well-nourished/thin], [in no acute distress/in mild distress due to pain]. Vitals stable: BP [value], HR [value], RR [value], Temp [value]. [Alert and oriented x3/Cooperative]. No obvious systemic signs of illness.

Treatment Protocol

Discussed diagnosis of Aneurysmal Bone Cyst (ABC) of the proximal humerus based on [clinical findings/imaging results]. Recommended initial management includes [further imaging (MRI, CT), biopsy for definitive diagnosis]. Treatment options reviewed: [surgical curettage with bone grafting/bone substitute, selective arterial embolization, cryotherapy, radiofrequency ablation]. Plan for [procedure type] on [date] with pre-operative workup including [tests]. Post-operative care will involve [immobilization, physical therapy, pain management].

Detailed clinical guide coming soon.