Ankle Injury: Grades, Anatomy, Biomechanics, and Rehabilitation

Ankle Injury

Scenario
• A 24 years old female tennis player is suffering
from grade 2 ATFL and grade 1 calcaneofibular
ligament sprain.

Introduction to Injury
• Among various musculoskeletal injuries, ankle sprain
incidences covers about 15 to 20% of the total number of
sports injuries.
• The ankle is supported by various ligaments from various
positions. It is supported laterally by calaneofibular
ligament (CFL), anterior talofibular ligament (ATFL),
posterior talofibular ligament (PTFL) and (Kadel, 2017).
• Such kinds of ankle sprain are acute and are further
classified into three different grades on the basis of
severity of injury.

Grading and Severity of Injury
According to the traditional grading system of
ligament injuries-
• Grade 1 signifies that the ligament get stretched at
microscopic level and known as microscopic injury.
• It is a moderate type of injury that will show a little
tenderness and swelling with no loss of function
• The patient reported in the case is suffering grade
1 CFL injury and will show the above mentioned
physiological issues.