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Craniofacial Disorder Final
syndromes and VCFS
12
Speech-Language Pathology
Graduate
11/28/2014

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Cards

Term
treacher collins syndrome
Definition
  • autosomal dominant
  • downslanting eyes/palpebral fissures
  • colobomas of lower eyelids (notch in lower eyelid)
  • microtia 
  • Hypoplastic zygoma (zygomatic arch doesn’t have a lot of tissue, so there is abnormal bone structure)
  •    Mandibular micrognathia (tongue base in pharynx, resonance differences bc muscles in jaw are not adequate
  • Cleft palate
  • Normal cognition
  • Hearing impairment (BAHA-in place of bone conduction hearing aid-like a cochlear implant but for a conductive hearing loss)
  • Expressive and receptive language delays
  • Articulation errors
  • Resonance disorder (cul-de-sac)
Term
Apert's Syndrome
Definition
  • Autosomal dominant (50% risk rate in every pregnancy) [tend not to be as much reproduction in Apert’s)
  • Craniosynostosis (sutures in cranium, sutures fuse too early-premature fusion of cranial sutures [two coronal sutures that fuse early-bilateral coronal craniosynostosis] brain grows up and forward-results in abnormal shape)
  • Midface hypoplasia (midface does not have enough tissue as a result eyes bulge, don’t have eye sockets so they bulge [proptotic eyes])
  • Hypertelorism (eyes are wide set)
  • Proptotic eyes (eyes bulge)
  • Syndactyly (hands and feet) hands are fused; instead of fingers may present with an opposing thumb or mitted; or thumb and pinky
  • Cleft palate
  • Below normal cognition
  • Expressive and receptive language delays
  • Articulation disorder (because of cleft palate, because of multiple ear infections, class III occlusion)
  • Resonance disorder (hyponasal because of midface hypoplasia)
  • 1 in a million births
  •  *qualifying diagnosis for Aperts is syndactclyl

Term
Crouzon's syndrome
Definition
  • Autosomal dominant
  • Craniosynostosis (bilateral coronal)
  • Midface hypoplasia
  • Hypertelorism
  • Proptotic eyes
  •  Cleft palate
  • Normal cognition
  • Expressive and receptive language delays
  • Articulation disorder
  • Resonance disorder (hyponasal because of midface hypoplasia)
  • *the way you tell the difference between Apert’s and Crouzon’s is the syndactyly

Term
Van Der Woude Syndrome
Definition
  • Autosomal dominant
  • Cleft lip +/- palate
  • Lip pits (looks like snake bites on lower lip)
  •  High frequency hearing loss
  • Normal cognition
  • Expressive and receptive language delays
  •  Articulation disorder (fricatives, affricates, and sibilants)
  • Resonance disorder (VP dysfunction)
  • At risk for chronic otitis media
  • *the most common syndrome that involves cleft lip and or palate
Term
hemifacial microsomia/oculo-auriculo-vertebral spectrum
Definition
  • (half face is small tissue; eye ear vertebrae; OAV spectrum)
  •  Sporadic (not autosomal dominant)
  •  Facial asymmetry (becomes outside of the normal range)
          -Test for facial asymmetry-put tongue blade on    tongue-it will tilt one way
  •  Ear defects (ear tag)
  • Cleft lip +/- palate
  • Normal cognition
  • Hearing impairment
  • Expressive and receptive language delays
  • Articulation disorder
  • Resonance disorder
Term
pierre robin sequence
Definition
  • Not a syndrome
  •  Sequence due to developmental error
  • Orofacial findings

o   Kidney

Term

22q11.2 deletion syndrome/Velocardiofacial syndrome/DiGeorge syndrome

Definition
  • autosomal dominant
  • Cleft palate/VPI
  • Cardiac defects
  • Cognitive deficits
  • Expressive and receptive language delays
  • Articulation disorder
  • Resonance disorder
  • *most common craniofacial syndrome (1 in 1000)
Term
Stickler's syndrome
Definition
  • Autosomal dominant
  • Cleft palate/VPI (cleft palate; SMCP; no cleft at all)
  • Cardiac defects
  • Visual defects (myopia-nearsighted and risk for early/premature retinal detachment-blindness will occur if the detachment is not taken care of)
  • High frequency hearing loss
  • Normal cognition
  •  Expressive and receptive language delays
  •  Articulation disorder (VPD)
  • Resonance disorder (VPD)

 

Term

Craniosynostosis

Definition
  • Premature fusion of cranial sutures
  • Unilateral

o   Isolated event

  • Bilateral

o   Seen in syndromes (aperts, crouzon, etc)

  • Fuse by 12-14 months of age TYPICALLY
  • Abnormal kiddos are typically fused closed to birth
  • Trigonocephaly- fused at metropic suture (ridge down forehead, coming to a point, looks like a triangle, eyes wide set)
  • Scaphocephaly- fused saggital suture (long ant to post segment)
  • Plagiocephaly- fused coronal suture (one side)-head shape grows opposite of fused suture (one side looks like it is bulging out)

o   Feet from Apert’s; 3,4, or 5 digit fusion

o   Induced by babies’ environment in utero-pressure on skill, creates asymmetry

o   Sutures are not fused

o   “back to sleep campaign” infants need to sleep on their back

o   torticollis

o   head band/helmet therapy

o   physical therapy

  • Clover leaf head- fusion of sagittal and bilateral coronal suture
Term
22q11.2 deletion syndrome
Definition

-lack of vertical dimension in eyes

-hypotonic/gummy smile

-long face

-wide nasal bridge

-1/2000 general population

-1/1800 live births

-autosomal dominant

-“new mutations”

Term

FISH study vs chromosome    

Definition

-late diagnosis

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