toes. bowed femurs HP:0002980 “Femoral Bowing” Bowing (abnormal curvature) of the femur. HPO ID and preferred label: Recognised text: Textual definition: Superclasses: Abnormality of femur morphology; Bowing of the legs Bowed femur; Bowed femura; Bowed femurs; Bowed thighbone Synonyms Subclasses: Femoral bowing present at birth, straightening with time; Lateral femoral bowing; Distal femoral bowing