A fracture in the femur (thigh bone), which is a major medical emergency due to high risk of massive internal bleeding.
Step-by-Step Guidance
Immediately call EMS. A femur fracture is a major trauma that can cause severe shock.

Instruct the patient to remain completely flat. Comfort them and keep them calm.

Cover the patient with a warm blanket. Do not raise their legs, as this may shift the fractured thigh.

Gently place padding (like blankets) between the knees and ankles. Tie the legs together with broad bandages.

Check the patient's breathing, pulse, and consciousness level continuously until paramedics arrive.

3 - 6 months
Timeline is typical for uncomplicated healing. Always follow doctor guidance.