A 24-hour-old macrosomic newborn presents with right upper extremity flaccidity and an absent Moro reflex on the affected side, similar to the case described. Initial radiographs of the right shoulder and humerus are normal. Which of the following fi

Focal tenderness and crepitus over the mid-clavicle.

A 3-week-old newborn, presenting with a clinical picture consistent with Erb-Duchenne palsy, undergoes an MRI of the cervical spine and brachial plexus. An image similar to the T2-weighted sagittal view shown below is obtained. The finding of T2 hype

Severe postganglionic injury (rupture or neuroma-in-continuity) of C5 and C6.

Based on the "Pearls & Pitfalls" section of the case, which of the following is considered the most critical prognostic indicator for spontaneous recovery in a newborn with brachial plexus birth palsy, strongly influencing the decision for surgical i

Absence of antigravity biceps function by 3 months of age.

During the surgical reconstruction for the patient's Erb-Duchenne palsy, an image similar to the one below might be seen during nerve coaptation. The surgical team performed an Oberlin transfer. What was the primary purpose of this specific nerve tra

To ensure reliable reinnervation of elbow flexion.

Immediately following the nerve reconstruction surgery for brachial plexus birth palsy, the patient's right arm was placed in an airplane splint. What is the primary purpose of positioning the shoulder abducted to 90 degrees, externally rotated to 30

To minimize tension on the nerve repair sites.

A child who underwent nerve reconstruction for Erb-Duchenne palsy, similar to the case patient, presents at 3 years of age with persistent shoulder internal rotation contracture despite extensive physical therapy. Based on the case's "Post-Operative

Humeral derotational osteotomy.

ABOS Part I Orthopaedic & Hand Surgery Exam Prep: Brachial Plexus & Hand Pathology | Part 21558

14 Apr 2026 1 min read 1 Views

Key Takeaway

This module offers 31 advanced multiple-choice questions for ABOS Part I Orthopaedic Surgery and AAOS OITE exam preparation. It covers high-yield topics like brachial plexus birth palsy, glomus tumors, osteoid osteomas, digital neuromas, and volar wrist ganglions, providing detailed explanations for comprehensive review and understanding of complex orthopedic and hand surgery concepts.

ABOS Part I Comprehensive Review - Batch 85

This module contains 31 advanced orthopedic multiple-choice questions developed to mirror the American Board of Orthopaedic Surgery (ABOS) Part I and AAOS OITE examinations. Questions are derived directly from high-yield clinical teaching cases.

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ABOS Part I Orthopaedic Deformity Correction, Limb Reconstruction & Gait Analysis Review | Part 21914

ABOS Part I Orthopaedic & Hand Surgery Exam Prep: Brachial Plexus & Hand Pathology | Part 21558

Key Takeaway

ABOS Part I Comprehensive Review - Batch 85

Module Results

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ABOS Part I & OITE Orthopedic Surgery Board Exam Review: Deformity Correction & Paley's Principles | Part 22016

ABOS Part I & AAOS OITE Orthopaedic Surgery Review: AC Joint, Greater Tuberosity & Humeral Shaft Fractures | Part 21542

Chapter Index

ABOS Part I Orthopaedic Deformity Correction, Limb Reconstruction & Gait Analysis Review | Part 21914

ABOS Part I Orthopaedic & Hand Surgery Exam Prep: Brachial Plexus & Hand Pathology | Part 21558

Key Takeaway

ABOS Part I Comprehensive Review - Batch 85

⚠️ Unanswered Questions

Module Results

You Might Also Like

ABOS Part I & OITE Orthopedic Surgery Board Exam Review: Deformity Correction & Paley's Principles | Part 22016

ABOS Part I & AAOS OITE Orthopaedic Surgery Review: AC Joint, Greater Tuberosity & Humeral Shaft Fractures | Part 21542

Chapter Index