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4.03-4.04 Endocrine System PPP
4.03-4.04 Endocrine System PPP

... 17.Goiter – Enlarged thyroid gland. 18. Goitrogens – Any substance that causes a goiter. 19. Parathyrotoxicosis – Poisonous condition of the parathyroid. 20. Pinealoma – Tumor of the pineal gland. 21. Pituitarigenic – Originating in the pituitary. 22. Thyroadenitis – Inflammation of the thyroid glan ...
evaluation of patient with thyroid disorders
evaluation of patient with thyroid disorders

... other hormones. It participates in these processes by producing thyroid hormones, the principal ones being tri iodothyronine (T3) and a thyroxin which can sometimes be referred to as tetraiodothyronine (T4). These hormones regulate the rate of metabolism and affect the growth and rate of function of ...
Anatomy of the Endocrine System
Anatomy of the Endocrine System

... When the pituitary gland produces excess growth hormones, this results in excessive growth -- called acromegaly. The excessive growth occurs first in the hands and feet, as soft tissue begins to swell. Acromegaly affects mostly middle-aged adults. Untreated, the disease can lead to severe illness an ...
science
science

... constant adjustment. Exactly how hormones work is not known. They may act by controlling the enzyme systems involved in given reactions. Another possibility is that hormones may alter the permeability of cell membranes. Still a third possibility is that hormones may act on DNA, which in turn control ...
Thyroid - Stanford Medicine
Thyroid - Stanford Medicine

... filling up the vacant spaces round the larynx and making its protuberant parts almost to subside, and become smooth, particularly in females, to whom for this reason a larger gland has been assigned, which renders their necks more even and ...
IOSR Journal of Dental and Medical Sciences (IOSR-JDMS)
IOSR Journal of Dental and Medical Sciences (IOSR-JDMS)

... as a slightly elevated TSH concentration and normal serum free T3 and T4 concentration associated with few or no symptoms Overt hypothyroidism or under active thyroid gland is the most common clinical disorder of thyroid function. It is best defined as high serum TSH concentration and a low free T4 ...
Disorders Of The Pituitary Gland
Disorders Of The Pituitary Gland

... • It results from disease of the pituitary gland itself (destruction of the anterior lobe) or of the hypothalamus. • Panhypopituitarism is total absence of all pituitary secretions and is rare. Postpartum pituitary necrosis is more likely to occur in women with severe blood loss, hypovolemia, and hy ...
Practical 1 Endocrine Tissues Handout
Practical 1 Endocrine Tissues Handout

... The pancreas has both a major exocrine role and important endocrine functions. During development the potential endocrine cells migrate from the pancreatic duct epithelium and aggregate around capillaries to form isolated clumps of cells scattered throughout the exocrine tissue. The endocrine clumps ...
Hormonal Imbalances- Laura Knecht, MD
Hormonal Imbalances- Laura Knecht, MD

... blood • Lack of ability to reabsorb water leads to increased thirst and urination ...
Dr. Friedman`s PowerPoint on Pituitary Hormone Replacement
Dr. Friedman`s PowerPoint on Pituitary Hormone Replacement

Thyroid Pathophysiology - Stanford Medicine
Thyroid Pathophysiology - Stanford Medicine

... filling up the vacant spaces round the larynx and making its protuberant parts almost to subside, and become smooth, particularly in females, to whom for this reason a larger gland has been assigned, which renders their necks more even and ...
Origin and Location of Thyroid Gland - eCurriculum
Origin and Location of Thyroid Gland - eCurriculum

... Diseases of the Thyroid Gland Hyperthyroidism (Grave’s Disease) Hypothyroidism – Myxedema (adult) – Cretinism (childhood) Iodine Deficiency Goiter ...
Endocrine System
Endocrine System

... defect of fetal thyroid or a lack of iodine in mother’s diet – Can be prevented by hormone replacement therapy if diagnosed early enough » Most states test newborns to check for hypothyroidism at birth ...
Teacher Notes - Endocrine System
Teacher Notes - Endocrine System

... The hypothalamus contains neurons that control releases from the anterior pituitary. Seven hypothalamic hormones are released into a portal system connecting the hypothalamus and pituitary, and cause targets in the pituitary to release eight hormones Growth hormone (GH) is a peptide anterior pituit ...
Thyroid Hormones in Serum and Plasma Using SPE Extraction and
Thyroid Hormones in Serum and Plasma Using SPE Extraction and

... many biological processes, including growth, development and metabolism. Most of the thyroid hormones circulating in the blood are bound to proteins and only a small fraction of circulating hormones are in their biologically active free form (unbound). Together with the thyroid stimulating hormone ( ...
Endocrine System
Endocrine System

... Exocrine function - Acini - cells clusters that produce digestive enzymes Endocrine function - Islets of Langerhans - clusters of hormone secreting cells ...
Glands and their hormones
Glands and their hormones

... – Target: Skeleton and Kidneys – Purpose: decrease calcium levels in the blood • Decreases activity of osteoclasts, which in turn maintains the calcium in the bone • This decreases blood calcium levels (duh! Because its staying in the bone and not in the blood) ...
Document
Document

... • R22.1 Patients with hypothyroidism should be treated with L-thyroxine monotherapy Grade A, BEL1. • R22.2 Evidence does not support using L-T4 and L-T3 combinations to treat hypothyroidism. Grade B, BEL1. • Not considered Grade A because unresolved issues raised by studies reporting some patients p ...
LDN and Thyroid Dysfunction
LDN and Thyroid Dysfunction

The Endocrine System - Valhalla High School
The Endocrine System - Valhalla High School

... Located just anterior of the brain. Does not secrete hormones into the blood stream, but acts as an interface between the nervous and the endocrine system. Since the hypothalamus does not secrete any hormones it is not a gland. It controls the activity of the pituitary ...
Endocrine System - Seattle Central College
Endocrine System - Seattle Central College

... • LH surge induces ovulation • Promotes corpus luteum (CL) development • CL secretes progesterone & ...
Thyroid hormones
Thyroid hormones

... Thyroid gland is diffusely enlarged ...
The Endocrine System - Valhalla High School
The Endocrine System - Valhalla High School

... Located just anterior of the brain. Does not secrete hormones into the blood stream, but acts as an interface between the nervous and the endocrine system. Since the hypothalamus does not secrete any hormones it is not a gland. It controls the activity of the pituitary ...
Hormones
Hormones

... Other causes  surgical removal of the thyroid gland  radioactive iodine treatment  external radiation  a deficiency in dietary iodide consumption (=endemic or primary goiter) ...
physio unit 14 Ch78 Ch79
physio unit 14 Ch78 Ch79

...  It’s a product of progesterone metabolism—check it to see if ovulation has occured 30. What features of fetal blood help it to obtain sufficient oxygen (3)?  Fetal hemoglobin, greater hemoglobin concentration, and double Bohr effect (one in mother, one in fetus) 31. When is the placenta able to p ...
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Hyperthyroidism



Hyperthyroidism, also known as over active thyroid and hyperthyreosis, is the condition that occurs due to excessive production of thyroid hormone by the thyroid gland. Thyrotoxicosis is the condition that occurs due to excessive thyroid hormone of any cause and therefore includes hyperthyroidism. Some, however, use the terms interchangeably. Signs and symptoms vary between people and may include irritability, muscle weakness, sleeping problems, a fast heartbeat, poor tolerance of heat, diarrhea, enlargement of the thyroid, and weight loss. Symptoms are typically less in the old and during pregnancy. An uncommon complication is thyroid storm in which an event such as an infection results in worsening symptoms such as confusion and a high temperature and often results in death. The opposite is hypothyroidism, when the thyroid gland does not make enough thyroid hormone.Graves' disease is the cause of about 50% to 80% of case of hyperthyroidism in the United States. Other causes include multinodular goiter, toxic adenoma, inflammation of the thyroid, eating too much iodine, and too much synthetic thyroid hormone. A less common cause is a pituitary adenoma. The diagnosis may be suspected based on signs and symptoms and then confirmed with blood tests. Typically blood tests show a low thyroid stimulating hormone (TSH) and raised T3 or T4. Radioiodine uptake by the thyroid, thyroid scan, and TSI antibodies may help determine the cause.Treatment depends partly on the cause and severity of disease. There are three main treatment options: radioiodine therapy, medications, and thyroid surgery. Radioiodine therapy involves taking iodine-131 by mouth which is then concentrated in and destroys the thyroid over weeks to months. The resulting hypothyroidism is treated with synthetic thyroid hormone. Medications such as beta blockers may control the symptoms and anti-thyroid medications such as methimazole may temporarily help people while other treatments are having effect. Surgery to remove the thyroid is another option. This may be used in those with very large thyroids or when cancer is a concern. In the United States hyperthyroidism affects about 1.2% of the population. It occurs between two and ten times more often in women. Onset is commonly between 20 and 50 years of age. Overall the disease is more common in those over the age of 60 years.
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