What defect indicates missing fibular structure specifically?

The indication of missing fibular structure specifically is associated with paraxial fibular hemimelia. This condition is characterized by the absence of the fibula on one side of the body while the tibia remains intact. In paraxial fibular hemimelia, the development of the lateral structures of the limb is disrupted, leading to varying degrees of limb deficiency, particularly affecting the lower extremity.

Paraxial fibular hemimelia affects the segmental development of the limb bud, leading to alterations in the formation of muscles and bones. The condition may also affect the overall alignment and function of the lower limb. This distinguishes it from other terms like incomplete or complete phocomelia, which are generally associated with malformations of the entire limb rather than a specific missing fibular structure.

Understanding the specific terminology used in limb deficiency conditions is crucial for effective treatment planning, as each diagnosis may require different orthotic or surgical interventions to address the functional limitations presented.