Introduction Reverse total shoulder arthroplasty (rTSA) is a lesser-known surgery for fixing proximal humerus fractures. However, it is usually the sought-after procedure for patients with poor bone physiology or inadequate bone health. In recent years, it has been employed in reducing proximal humeral fractures for elderly patients, allowing better function and enhanced recovery after surgery. Case presentation A 70-year-old female presents to the emergency department with severe left shoulder pain, swelling, and reduced shoulder mobility following a fall.

The patient is a known case of osteogenesis imperfecta type I (OI type I) and has a history of nearly 30 fractures that were treated conservatively. In addition, she has blindness secondary to glaucoma, juvenile cataract, retinal detachment, right convex dorsal scoliosis, and osteoporosis (treated with zoledronic acid). Before the…