Bigliani type 2 acromion

Case contributed by Antonio H. Vasconcelos
Diagnosis almost certain

Presentation

Right shoulder pain after spontaneous luxation reduction.

Patient Data

Age: 25 years
Gender: Male

Right shoulder

x-ray

The acromion is classified as Bigliani type 2 (curved).

Case Discussion

Bigliani type 2 (curved) acromion is the most common acromion type visualized in outlet view x-rays. Patients with this subtype of acromion are not thought to be at increased risk for impingement syndrome.

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