Bifid rib

The fork rib is a normal variant of the human skeleton, in which the fin forked into two ends of the front portion, hence the name. She is one of numerous possible abnormalities of the ribs and is referred to in its classical form as Luschka fork rib.

In lean people, especially children, it is almost always palpable in the front chest area. There is not enough room there for a supernumerary rib, it is usually too circumscribed protrusions that grow until the end of the growth phase. If this bifurcation is located in the bony ribs proportion, it can be shown on the x-ray image and stand out as a shadow. With the position of the fork in the cartilage that can be easily detected with ultrasound. Mostly to distinguish clinically well are already exostoses and old rib fractures.