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Precocious puberty

Hypothalamo-pituitary-gonadal feedback loop. GnRH, gonadotropin releasing hormone; FSH, follicle stimulating hormone; LH, luteinizing hormone

From the collection of Ameeta Mehta; used with permission

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Precocious puberty

Tanner staging: A, genital rating standards in boys; B, pubic hair rating standards in boys; C, breast rating standards in girls; D, pubic hair rating standards in girls

Adapted from Marshall WA, Tanner JM. Arch Dis Child. 1970;45:13-23; Marshall WA, Tanner JM. Arch Dis Child. 1969;44:291-303

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Precocious puberty

Investigations in patients with precocious puberty

From the collection of Dr A. Mehta; used with permission

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Precocious puberty

Male with congenital adrenal hyperplasia and disconsonant pubertal development

From the collection of Dr A. Mehta; used with permission

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Precocious puberty

Axillary freckling in neurofibromatosis type I

From the collection of Dr A. Mehta; used with permission

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Precocious puberty

Prader orchidometer

Created by BMJ Knowledge Centre

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Precocious puberty

Female with GIPP and café au lait hyperpigmented macules in McCune-Albright Syndrome

From the collection of Dr A. Mehta; used with permission

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Precocious puberty

Method of comparing testicular size using the Prader orchidometer

From the collection of Dr A. Mehta; used with permission

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Precocious puberty

Male with consonant pubertal development

From the collection of Dr A. Mehta; used with permission

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