Orthopaedics After an operation on femur bone, chest x-ray shows widespread mottling throughout the lung field like a snowstorm, the likely cause A Air embolism B Bacterial pneumonitis C Fat embolism D Pulmonary embolism 💡 Explanation After an operation on femur bone, chest x-ray shows widespread mottling throughout the lung field like a snowstorm, the likely cause ✓ Correct Answer: C. Fat embolism