Pediatrics CDB Flashcards
Pituitary Gland: Location?
Sella Turcica
Anterior Pituitary Gland
Adenohypophysis
Posterior Pituitary Gland
Neurohypophysis
Pituitary Gland: Embryology?
Rathke’s pouch
The most common type of tumor in the pituitary gland in pediatrics
Cranipharyngiomas
Definitive diagnosis of Hypopituitarism
Absent or Low levels of Growth Hormone
Polyuria (>5cc/k/hr) and polydypsia
Diabetes Insipidus
Master Gland
Pituitary Gland
Located in Supraoptic nuclei
Vasopressin (ADH)
Located in Paraventricular nuclei
Oxytocin
Vasopressin Deficiency
Central Diabetes Insipidus
Vasopressin insensitive kidneys
Nephrogenic Diabetes Insipidus
Most common etiology of central diabetes insipidus
Brain Tumors
2nd Most common etiology of central diabetes insipidus
Idiopathic
In Diabetes Insipidus, AVP acts on the
Distal Tubules
Significant diagnostic result of Diabetes Insipidus
HYPERnatremia
Precious Puberty
Polyostotic fibrous dysplasia
UNILATERAL café-au-lait spots
McCune Albright Syndrome
The Coast Of Maine TRIAD:
McCune Albright Syndrome:
Precious Puberty
Polyostotic fibrous dysplasia
UNILATERAL café-au-lait spots
DOC for McCune Alright Syndrome
Leuprolide acetate
21-hydroxylase Deficiency
Congenital Adrenal Hyperplasia
Mutation of CYP21A2 on short arm of chromosome 6
Congenital Adrenal Hyperplasia
Define Tall Stature?
Taller than 2 standard deviation ABOVE the mean
Cerebral Gigantism
Sotos Syndrome
Define Short Stature?
More than 3 standard deviation BELOW mean for age and gender