When planning a biopsy for a suspected high-grade sarcoma of the distal femur, which of the following is the MOST critical principle to ensure limb salvage is not jeopardized?

Maintaining a single fascial compartment violation and placing the incision directly in line with a potential definitive surgical approach.

A 12-year-old male presents with right distal femoral pain. Imaging reveals a metaphyseal lesion consistent with osteosarcoma. A CT-guided core needle biopsy is planned. Which of the following is the most appropriate approach for specimen handling af

Divide cores into fresh tissue for cytogenetics/molecular studies, some for formalin fixation, and some for frozen section analysis if indicated.

A biopsy is performed on a suspected aggressive lesion in the proximal tibia. The pathologist reports 'inadequate specimen for diagnosis'. Which of the following is the most common reason for an 'inadequate specimen' in bone tumor biopsies?

Sampling error due to necrosis or cystic degeneration within the tumor.

Which of the following scenarios MOST strongly contraindicates an immediate biopsy of a bone lesion?

A small, well-defined cortical lesion with characteristic features of a non-ossifying fibroma (NOF) on radiographs.

A 70-year-old male with a history of prostate cancer presents with a new lytic lesion in his iliac wing. A CT-guided core needle biopsy is planned. What is the MOST important consideration regarding the biopsy approach for this lesion?

Avoiding entry through bowel or bladder.

A biopsy specimen from a bone lesion shows 'spindle cell neoplasm'. The pathologist requests additional studies. Which of the following is MOST likely to be helpful in differentiating between different types of spindle cell sarcomas (e.g., osteosarco

Immunohistochemical (IHC) staining

A 30-year-old male presents with a painful mass in the distal radius. Radiographs show a lytic, eccentric lesion in the epiphysis. MRI confirms the lesion, which appears locally aggressive. A core needle biopsy is performed. Histology reveals multinu

Correlate the biopsy findings with clinical presentation and imaging; if discordant, consider repeat biopsy or open biopsy.

A biopsy report for a suspected bone tumor returns as 'benign reactive bone'. However, the clinical and radiological picture remains highly suspicious for malignancy. What is the MOST appropriate next action?

Repeat the biopsy, potentially with an open technique or different imaging guidance, after reviewing all clinical and imaging data.

ABOS Part I & AAOS OITE Orthopaedic Review: Bone Tumors & Trauma MCQs | Part 22154

15 Apr 2026 1 min read 2 Views

Key Takeaway

The ABOS Part I Comprehensive Review module offers 50 advanced multiple-choice questions mirroring the ABOS Part I and AAOS OITE examinations. It covers critical topics in orthopaedic surgery, including bone tumor diagnosis, biopsy techniques, and comprehensive management of various traumatic fractures and associated complications, derived from high-yield clinical cases.

ABOS Part I Comprehensive Review - Batch 97

This module contains 50 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 Comprehensive Review - Batch 97

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ABOS Part I Orthopedic Surgery Review: Trauma, Foot & Ankle, & Oncology MCQs | Part 22213

Comprehensive ABOS Part I Orthopaedic Exam Review: Shoulder Trauma & Fracture Fixation | Part 22202

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Orthopaedic Surgery Board Exam Review: ABOS Part I & AAOS OITE Prep Questions | Part 22210

ABOS Part I & AAOS OITE Orthopaedic Review: Bone Tumors & Trauma MCQs | Part 22154

Key Takeaway

ABOS Part I Comprehensive Review - Batch 97

Module Results

You Might Also Like

ABOS Part I Orthopedic Surgery Review: Trauma, Foot & Ankle, & Oncology MCQs | Part 22213

Comprehensive ABOS Part I Orthopaedic Exam Review: Shoulder Trauma & Fracture Fixation | Part 22202

Chapter Index

Orthopaedic Surgery Board Exam Review: ABOS Part I & AAOS OITE Prep Questions | Part 22210

ABOS Part I & AAOS OITE Orthopaedic Review: Bone Tumors & Trauma MCQs | Part 22154

Key Takeaway

ABOS Part I Comprehensive Review - Batch 97

⚠️ Unanswered Questions

Module Results

You Might Also Like

ABOS Part I Orthopedic Surgery Review: Trauma, Foot & Ankle, & Oncology MCQs | Part 22213

Comprehensive ABOS Part I Orthopaedic Exam Review: Shoulder Trauma & Fracture Fixation | Part 22202

Chapter Index