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The Principles of Clinical Cytogenetics - Extra Materials - Springer

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255<br />

Primary ciliary dyskinesia Autosomal recessive ?; dynein gene(s); Asthenozoospermia; bronchiectasis, other respiratory<br />

many loci infections<br />

Kartagener syndrome Autosomal recessive ?; dynein gene(s); Same as for ciliary dyskinesia plus situs inversus<br />

heterogeneous<br />

Bardet–Biedl syndrome Six genes, all autosomal recessive 1 : 100,000 Mental retardation, hypogonadism, multiple<br />

congenital abnormalities<br />

Noonan syndrome Two or more genes, autosomal dominant 1 : 5000 Short stature, multiple congenital abnormalities,<br />

cryptorchidism, azoospermia, oligospermia<br />

Myotonic dystrophy Autosomal dominant, trinucleotide 1 : 8000 Myotonia, balding, oligoasthenospermia, cataracts,<br />

repeat disorder cardiac conduction problems<br />

Kallmann syndrome Type that affects only males is X-linked 1 : 10,000 Pubertal delay, anosmia, azoospermia<br />

recessive; are autosomal recessive and<br />

dominant forms that affect both genders<br />

Prader–Willi syndrome Paternal deletion (70%), maternal 1 : 10,000 Hypotonia at birth; excessive appetite in early<br />

uniparental disomy (29%), imprinting childhood associated with obesity, plus characteristic<br />

defect (1%) facies, hypogonadism, developmental delay<br />

Source: Ref. 14.<br />

<strong>Cytogenetics</strong> <strong>of</strong> Infertility 255

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