" /> Pituitary hormone deficiency, combined or isolated, 1 - CISMeF





Preferred Label : Pituitary hormone deficiency, combined or isolated, 1;

Symbol : CPHD1;

CISMeF acronym : CPHD1;

Type : Phenotype, molecular basis known;

Description : Combined pituitary hormone deficiency (CPHD) in man denotes impaired production of growth hormone (GH; 139250) and one or more of the other 5 anterior pituitary hormones. Mutations of the POU1F1 gene in the human and Pit1 in the mouse are responsible for pleiotropic deficiencies of GH, prolactin (PRL; 176760), and thyroid-stimulating hormone (TSH; see 188540), while the production of adrenocorticotrophic hormone (ACTH; see 176830), luteinizing hormone (LH; 152780), and follicle-stimulating hormone (FSH; 136530) are preserved (Wu et al., 1998). In infancy severe growth deficiency from birth as well as distinctive facial features with prominent forehead, marked midfacial hypoplasia with depressed nasal bridge, deep-set eyes, and a short nose with anteverted nostrils and hypoplastic pituitary gland by MRI examination can be seen (Aarskog et al., 1997). Some cases present with severe mental retardation along with short stature (Radovick et al., 1992). - Genetic Heterogeneity of Combined Pituitary Hormone Deficiency;

Inheritance : Autosomal dominant; Autosomal recessive;

Molecular basis : Caused by mutation in the POU domain, class 1, transcription factor 1 gene (POU1F1, 173110.0001);

Laboratory abnormalities : Low or absent thyroid-stimulating hormone (TSH); Low or absent growth hormone (GH); Low or absent prolactin (PL);

Prefixed ID : #613038;

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05/05/2025


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