Why calf implants are a different risk category entirely
Calf implants belong to a different risk category from the breast and facial implants patients instinctively compare them with, and the anatomy explains why. The calf muscle sits inside a compartment bounded by fascia that does not stretch. An implant placed beneath that fascia takes up space in a container with a fixed volume, and the swelling that follows any operation has nowhere to go.
Compartment syndrome is the consequence at the extreme, and it is the one genuine emergency associated with this procedure. Pressure rises far enough to cut off the blood supply to the muscle, and unrelieved, it causes permanent damage. It is rare; it is why an overnight hospital stay is a genuine safety measure rather than an optional upgrade; and its warning sign is specific and worth memorising before the operation: pain that is severe, worsening, unrelenting and out of proportion to expectation, particularly on stretching the foot upward. Every other complication associated with this procedure can reasonably wait until morning to be assessed. This one cannot.