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The defects causing adrenal hyperplasia are congenital (i.e. present at birth). Steroidogenesis : The enzymes affected in CAH are represented by one red and four green bars on the top half of the diagram (for example, "21α-hydroxylase" is visible near the top center. "17α-hydroxylase" and "17,20 lyase" are carried out by a single enzyme). [ 29 ]
The outcomes and prognosis for CAH (Congenital Adrenal Hyperplasia) can vary depending on several factors, such as the specific type of CAH, its severity, early detection, and proper management. With appropriate medical care and ongoing treatment, individuals with CAH can lead healthy lives.
Late onset congenital adrenal hyperplasia (LOCAH), also known as nonclassic congenital adrenal hyperplasia (NCCAH or NCAH), is a milder form of congenital adrenal hyperplasia (CAH), [1] a group of autosomal recessive disorders characterized by impaired cortisol synthesis that leads to variable degrees of postnatal androgen excess.
Adrenal crisis [2] Causes: Autoimmune processes, congenital etiologies, and physical trauma. [3] Diagnostic method: Morning serum cortisol levels, [4] Insulin tolerance testing, and ACTH stimulation test [2] Differential diagnosis: Congenital adrenal hyperplasia, Addison's disease, and Secondary adrenal insufficiency. [1] Treatment ...
Congenital adrenal hyperplasia due to 11β-hydroxylase deficiency is a form of congenital adrenal hyperplasia (CAH) which produces a higher than normal amount of androgen, [1] resulting from a defect in the gene encoding the enzyme steroid 11β-hydroxylase (11β-OH) which mediates the final step of cortisol synthesis in the adrenal. 11β-OH CAH results in hypertension due to excessive ...
It accounts for less than 5% of the cases of congenital adrenal hyperplasia and is inherited in an autosomal recessive manner with a reported incidence of about 1 in 1,000,000 births. [2] The most common forms of this condition impair both the 17α-hydroxylase activity and the 17,20-lyase activity of CYP17A1.
Other causes include Congenital adrenal hyperplasia, insulin resistance, hyperprolactinemia, Cushing's disease, certain types of cancers, and certain medications. [4] [1] [3] Diagnosis often involves blood tests for testosterone, 17-hydroxyprogesterone, and prolactin, as well as a pelvic ultrasound. [1] [4] Treatment depends on the underlying ...
Congenital adrenal hyperplasia due to 3β-hydroxysteroid dehydrogenase deficiency is an uncommon form of congenital adrenal hyperplasia (CAH) resulting from a mutation in the gene for one of the key enzymes in cortisol synthesis by the adrenal gland, 3β-hydroxysteroid dehydrogenase (3β-HSD) type II ().