ACTH DEFICIENCY ACTH SYNTHESIS — POMC also contains the sequences for other hormonal peptides, including the melanocyte-stimulating hormones (MSHs) lipotropins (LPHs), and beta-endorphin (beta-END) ACTH is synthesized as part of a large precursor (241 amino acids in humans) called proopiomelanocortin (POMC). Adrenal insufficiency secondary to ACTH deficiency is due to...
Read more
DISORDERS OF GROWTH AND DEVELOPMENT Growth is dependent on GH, IGF, sex steroids, thyroid hormones, paracrine growth factors and cytokines. Growth also requires caloric energy, amino acids, vitamins and trace metals. Short stature results due to intrinsic and extrinsic factors which impair growth. Growth GHD Causes may be : Most common...
Read more
PRESENTATIONS OF HYPOPITUITARISM This depends on the hormones which are deficient. GH deficiency causes growth disorder and abnormal body structure. Gonadotrophin deficiency causes infertility, menstrual and sexual dysfunction and loss of secondary sexual characteristics in men. TSH and ACTH deficiency cause growth retardation, hypothyroidism, adrenal insufficiency. Mineralocorticoid action is retained....
Read more
Disorders of Anterior PituitaryHormones The anterior pituitary is called the master gland be , it regulates the function of most other endocrine organs. The anterior pituitary gla’nd produces 6 major hormones. 1, Prolactin (PRL) 2. Growth hormone (GH) 3. Adrenocorticotropin hormone (ACTH) 4. Luteinizing hormone (LH) 5. Follicle stimulating hormone...
Read more
DIAGNOSIS OF SECONDARY HYPERTENSION with Investigations nursing diagnosis for high blood pressure secondary hypertension differential diagnosis diagnosis high blood pressure Age of patients of secondary hypertension may be <25 or >50 years. Phaeochromoc toma and renovascular hypertensiof.l are t e likel causes. In phaeochromocytoma there is anxiety, headache, weight loss,...
Read more