A deeply furrowed palate in the mouth, abnormalities of the outer ear, crossed eyes (strabismus), joints that may be bent in a fixed position or dislocated, and loose skin are all features typically found in patients with C syndrome. [rarediseases.org]

Affected individuals are born with a malformation in which the head is a triangular shape due to premature union of the skull bones (trigonocephaly), a narrow pointed forehead, a flat broad nasal bridge with a short nose, vertical folds over the inner [rarediseases.org]

[…] abnormalities of the sternum, facial palsy, webbed fingers and/or toes, short limbs, heart defects, failure of one or both testicles to move down into the scrotum (cryptorchidism), abnormalities of the kidneys and lungs, deformity of the lower jaw and/or seizures [rarediseases.org]

Less common signs and symptoms include: headaches or migraines dementia and seizures, if a clot blocks blood flow to parts of the brain livedo reticularis, a lace-like purplish rash on the knees and wrists Around 30 percent of people with APS have heart [medicalnewstoday.com]

These complications can occur: Blindness Inability to care for self Intellectual disability Nerve damage that slowly gets worse and eventually requires wheelchair use Seizures Call your child's health care provider if your child does not seem to be growing [medlineplus.gov]

His TCM said that she was concerned about the possibility of seizures because of the presence of the nystagmus. Her concerns make much more sense to me now .) [dsdaytoday.blogspot.com]