Formation of progesterone: The hormone progesterone (corpus luteum hormone) is formed from cholesterol via pregnenolone in the corpus luteum of the ovaries, in the follicles (follicles in the ovary), in the placenta and in the adrenal cortex. Hormone production in the adrenal gland also takes place in men. The progesterone synthesis in the corpus luteum … Progesterone
Definition Frequent urination or a flood of urine, which is technically called polyuria (Greek for a lot of urine), is a pathologically increased urinary excretion. Normally, the daily urine quantity is about 1.5 liters per day, but a flood of urine leads to an increased urge to urinate and increased urination with considerably more than … Frequent urination
Associated symptoms A urinary flood as a symptom does not occur alone, but also often leads to a polydypsis (Greek for “great thirst”), i.e. an increased feeling of thirst. The reason for this is the body’s attempt to compensate for the increased fluid loss. However, if not enough is drunk, it can lead to desiccation … Associated symptoms | Frequent urination
Frequent urination during pregnancy Since during pregnancy there are various hormonal changes and an altered metabolic situation, it is possible that during this time, due to the pregnancy, urine flooding may occur, which can be considered a special form of diabetes insipidus. This is because an enzyme is released from the placenta, the so-called vasopressinase, … Frequent urination during pregnancy | Frequent urination
Frequent urination at night All circumstances which can be the cause of a polyuria occurring during the day can also lead to a flood of urine at night. However, a nocturia (from the ancient Greek nocturia for urinating at night) can be distinguished from this, in which there is increased urination at night or sleep … Frequent urination at night | Frequent urination
Eicosanoids are hormones that act as nerve transmitters (neurotransmitters) and modulators of the immune system. These hormones are also involved in inflammatory processes. Overall, the following types of eicosanoids can be distinguished: Prostaglandins comprise a large number of subgroups, for example prostaglandin D2, prostaglandin E2, prostglandin I2 (prostacyclin) or thorboxanes. Prostaglandins Prostacyclins (part of the … Eicosanoids
The adrenal cortex has a three-layer structure, with each layer producing certain hormones. From the outside to the inside you can find: Zona glomerulosa (“ball rich zone”): Production of mineral corticoids Zona fasciculata (“clustered zone”): Production of glucocorticoids Zona reticulosa (“reticular zone”): Production of androgens These hormones include glucocorticoids, mineral corticoids and androgens. The former … Hormones of the adrenal cortex
Definition The serotonin syndrome, also called serotoninergic syndrome, is a life-threatening condition caused by an excess of the messenger substance serotonin. This life-threatening excess is caused by an overdose of medication or an unfavorable combination of different drugs. Serotonin syndrome leads to symptoms such as fever, muscular hyperactivity and psychiatric changes. The most important differential … Serotonin Syndrome
Diagnosis The diagnosis of a serotonin syndrome is made clinically. This means that no special examinations, such as laboratory tests, are necessary to make the diagnosis. The patient’s symptoms alone (see section on accompanying symptoms) and knowledge of his or her medication are sufficient to make a diagnosis of serotonin syndrome, which requires immediate action. … Diagnosis | Serotonin Syndrome
Therapy The most important measure to be taken if serotonin syndrome is suspected is to stop all medication that may cause it immediately. These include in particular antidepressants, but also certain painkillers (opioids such as tramadol, methadone, fentanyl, pethidine), drugs for nausea of the setron type (ondansetron, granisetron), the antibiotic linezolid and migraine drugs such … Therapy | Serotonin Syndrome
Can a serotonin syndrome be fatal? All articles in this series: Serotonin Syndrome Diagnosis Therapy Can a serotonin syndrome be fatal?
Education Formation of oxytocin: The hormone oxytocin is a hormone of the posterior pituitary gland (neurohypophysis), which as a peptide hormone belongs to the neuropeptides. Neuropeptides are hormones produced in nerve cells. Oxytocin is produced in special nuclei (nucleus = nucleus) of the hypothalamus (nucleus paraventricularis, nucleus supraopticus) by nerve cells and is transported from … Oxytocin
