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: Radiology
Which of the following condition is associated with early complete fusion of all of the cranial sutures in a patient? 
Select and explain. 
A. Ape syndrome, B. Chiari malformations, C. Craniospinal dysraphism, D. Osteosclerosis
A: Ape syndrome
Answer: A: Ape syndrome 
Explanation: Ape syndrome is an autosomal dominant condition characterized by pansynostosis. Clinically, patients have hypeelorism, midface hypoplasia, and shallow orbits in addition to their craniosynostosis. Symmetric syndactyly and sho thumbs are also characteristic of Ape syndrome. Hydrocephalus is common in this condition. Ref: Cowan J.A., Thompson B. (2010). Chapter 36. Neurosurgery. In G.M. Dohey (Ed), CURRENT Diagnosis & Treatment: Surgery, 13e.