This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Orthopaedics
Pappu, 7 yrs old young boy, had fracture of lateral condyle of femur. He developed malunion as the fracture was not reduced anatomically. Malunion wifl produce - 
Select and explain. 
A. Genu vulgum, B. Genu varum, C. Genu recurvatum, D. Dislocation of knee
A: Genu vulgum
Answer: A: Genu vulgum 
Explanation: Injury to lateral femoral condyle causes genu valgum and injury to medial femoral condyle causes genu varum.