Telescopic test is useful to diagnosis:: (A) Perthe's disease, (B) Intracapsular fracture neck of femur, (C) Malunited Trochanteric fracture, (D) Ankylosis of hip joint
Answer is B. (b) Intracapsular fracture neck of femur- Positive Telescopy test indicates instability of hip joint such as: old unreduced posterior dislocation, loss of neck and or head in old fractures neck femur and paralytic hip.