This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Congenital Talips Eqino Varvs (C.T.E.V.), Subject name: Orthopaedics
CTEV is 
Select and explain. 
A. Infective disease, B. Tumour, C. Congenital deformity, D. Metabolic abnormality
C: Congenital deformity
Answer: C: Congenital deformity 
Explanation: [C) (Congenital deformity): (203- Maheshwari 4th edition)Congenital talipes equinovarus (Idiopathic club foot)* Polygenic pattern of inheritance* Identical deformities occur with myelomeningocele (Spinabifida) and in arthrogrposisClinical Features* Foot is both turned and twisted inwards so that the sole faces posteromedially* Ankle is in equinus* Heal is inverted* Forefoot is adducted and supinated* Cavus as well* Talus may protrude on the dorsolateral surface of the foot* Heel is usually small and high* Call may be thin