Related Experiment Video
Updated: Aug 16, 2026

A Novel Method: Super-selective Adrenal Venous Sampling
Published on: September 15, 2017
Congenital adrenal hyperplasia due to 21-hydroxylase deficiency
Kathleen Glatt1, Dawn Lee Garzon, Jadranka Popovic
1Children's Mercy Hospital in Kansas City, MO, USA. kglatt@cmh.edu
Purpose:
To provide an in-depth exploration of the complex and potentially life-threatening condition, congenital adrenal hyperplasia (CAH).
Conclusions:
CAH affects adrenal gland function, resulting in abnormal steroidogenesis caused by a deficiency or complete lack of the enzyme 21-hydroxylase (accounting for 90% of CAH cases). Clinical manifestations include ambiguous genitalia in female newborns and life-threatening salt-wasting crisis in both male and female newborns.
Practice Implications:
Nurses should encourage and assist CAH patients and their parents in taking an active role in the management of their condition. Each stage of growth and development will bring new challenges and questions for patients and their parents.
Related Concept Videos
Adrenal Gland Disorders
Adrenal insufficiency, characterized by insufficient cortisol and aldosterone production, leads to conditions like Addison's disease. This disorder, affecting the adrenal cortex, exhibits symptoms such as skin bronzing, dehydration, low blood pressure, fatigue, and weight loss. Congenital adrenal hyperplasia, a genetic ailment causing...
Cushing Syndrome I: Introduction
Cushing Syndrome II: Pathophysiology
Hormones of the Adrenal Glands
The adrenal cortex, a powerhouse of hormone synthesis, generates over two dozen corticosteroid hormones. The zona glomerulosa produces mineralocorticoids, exemplified by aldosterone, influencing the electrolyte composition of body fluids. The synthesis of glucocorticoids such as cortisol and corticosterone...
Smooth Endoplasmic Reticulum
The ER provides optimal conditions for synthesizing steroid hormones and lipids, such as phospholipids and triglycerides. Traditionally, lipid metabolism was considered to be a smooth ER function. However, there is no direct evidence to prove that rough ER is completely excluded from lipid...
Renal Tubule and Collecting Duct
Proximal Convoluted Tubule (PCT):
The PCT is the initial segment of the renal tubule, extending from the Bowman's capsule that encloses the glomerulus. Its convoluted structure and microvilli-lined cells increase the surface area for reabsorption. The PCT reabsorbs glucose, amino acids, sodium, and water from the filtrate, ensuring essential...

