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Endocrine Conditions
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Introduction to Endocrinology &
Endocrine Surgery
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Simply
put, endocrinology is the study of endocrine glands. Endocrine glands
are a group of glands in the body which secrete hormones.
The purpose of the secreted hormones is to evoke a specific response in other
cells of the body which are located far away. As shown in the picture, the
hormones are secreted into the blood stream giving them access to all other
cells of the body.
Endocrine surgery is
the division of surgery which specializes in the surgical treatment of endocrine
diseases. Endocrinologists and endocrine surgeons typically work
closely together to provide the most advantageous care to patients afflicted
with endocrine disorders.

Examples of Endocrine Glands and Their
Hormones
- Thyroid Gland.
Located in the front of the neck. Secretes thyroid hormone.
Purpose:
Regulate the body's overall metabolism.
- Parathyroid
Glands. There are 4 parathyroid glands located behind the thyroid.
Secretes parathyroid hormone.
Purpose:
Absolute control over calcium levels throughout the body.
- Adrenal Glands.
There are 2 adrenal glands located on the top of each kidney. Inner part
secretes adrenaline, outer part secretes aldosterone and cortisol.
Purpose:
Maintain salt levels in the blood, maintain blood pressure, help control
kidney function, control overall fluid concentrations in the body.
- Neuroendocrine
Glands of the Pancreas. Located deep in the abdomen behind the
stomach, the pancreas is primarily a digestive organ. It also contains
extremely important endocrine cells which secrete: insulin, glucagon,
somatostatin, and others.
Purpose: Control blood sugar and
overall glucose metabolism, help control other endocrine cells of the
digestive tract.
- Pituitary Gland. The pituitary
is located at the base of the brain. Secretes thyroid stimulating hormone (TSH),
follicle stimulating hormone (FSH), adrenocotropic hormone (ACTH), and others.
Purpose:
Control the activity of many other endocrine glands (thyroid, ovaries,
adrenal, etc.).
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