[Verse 1] Neonatal skull, a different map to read, Fontanelles still open, sutures haven't agreed, Blood volume measured small — eighty mils per kilo weight, A scalp laceration here can push a neonate to fate, Thermoregulation thin, no subcutaneous reserve, Head circumference plotted on a curving growth curve, Airway narrow, floppy, anesthetic margins slim, Family in the doorway, everything is dim [Chorus] Sagittal gives scaphocephaly — boat-shaped, elongate, Metopic makes trigonocephaly — keel at the forehead plate, Unicoronal tips the orbit, lambdoid flattens back, Single-suture, syndromic — know the type, map the crack, Apert fused digits, Crouzon shallow orbits wide, Pfeiffer broad thumbs, Saethre-Chotzen ptosis at the eyelid, Strip and helmet early, endoscope if under six months old, Vault remodeling or distraction when the multisuture's bold [Verse 2] Myelomeningocele, neural placode exposed at birth, MOMS trial proved fetal closure has quantifiable worth, Reduced shunting rates, better motor outcomes measured clean, Chiari II descends with every open spina bifida seen, Encephalocele through the occiput, lipoma tethered low, Dermal sinus tract — a pit of skin conceals what lies below, Split cord malformation, fibrous spur dividing strands, Tethered cord grows taut as the child expands [Chorus] Sagittal gives scaphocephaly — boat-shaped, elongate, Metopic makes trigonocephaly — keel at the forehead plate, Unicoronal tips the orbit, lambdoid flattens back, Single-suture, syndromic — know the type, map the crack, Apert fused digits, Crouzon shallow orbits wide, Pfeiffer broad thumbs, Saethre-Chotzen ptosis at the eyelid, Strip and helmet early, endoscope if under six months old, Vault remodeling or distraction when the multisuture's bold [Verse 3] Chiari I — tonsils past the foramen, four millimetres low, Syrinx threading up the cord wherever CSF won't flow, Decompression with or without duraplasty, the debate persists, Type II lives inside myelomeningocele, it coexists, Posterior fossa tumors crowd the fourth ventricle's hall, Medulloblastoma: four molecular groups recall, Pilocytic cysts with mural nodule, ependymoma clings to floor, DIPG diffuse in pons — biopsy matters now, not before [Bridge] Posterior fossa syndrome, cerebellar mutism after surgery, Vermian splitting, dentate nucleus injury, Counsel every family — speech may pause for weeks or more, Craniopharyngioma recurs from remnants at the sellar floor, Optic glioma watches, ATRT strikes fast in infants young, Choroid plexus papilloma floods the ventricles among, ETV with CPC — avoid the shunt when anatomy agrees, Adapt each adult principle to smaller veins and family needs
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