October 2020 in “Clinical and Experimental Dermatology” Hair loss improved after removing pituitary tumor.
February 2024 in “Pediatrics in review” A 15-year-old girl with missed periods was diagnosed with a pituitary disorder and treated with hormones and steroids.
1 citations,
January 2015 in “Journal of Pigmentary Disorders” Melasma is a skin condition linked to female hormones, genetics, UV exposure, and certain medications, but not to pituitary, adrenal, or thyroid diseases.
78 citations,
November 2008 in “Fertility and Sterility” Amenorrhea is relatively rare and initial testing should check FSH, TSH, and prolactin levels.
67 citations,
September 2008 in “Dermatologic therapy” Hirsutism is excessive hair growth in women often caused by polycystic ovarian syndrome, and identifying the cause is important for managing associated health risks.
55 citations,
July 1999 in “Clinics in Sports Medicine” Athletes use steroids to enhance performance despite health risks and legal issues, and education on their dangers is needed.
46 citations,
November 1997 in “Journal of Neural Transmission” Seborrhea in Parkinson's disease may be linked to hormones, not autonomic impairment.
30 citations,
July 2004 in “Fertility and Sterility” Amenorrhea is when a woman doesn't have periods, with primary amenorrhea starting by age 15 or within five years of breast development, and secondary amenorrhea when periods stop for three months. It affects 3-4% of women not pregnant, breastfeeding, or in menopause, mainly due to polycystic ovary syndrome, hypothalamic amenorrhea, hyperprolactinemia, and ovarian failure.
28 citations,
March 1942 in “Journal of Endocrinology” Male rats grow hair faster than females, and certain hormones can slow or slightly increase hair growth, but not significantly beyond natural rates.
24 citations,
January 1989 in “Archives of biochemistry and biophysics” Male rats have androgen receptors in their liver, which are different from proteins that bind estrogen.
18 citations,
January 2004 in “Dermatologic Clinics” Skin problems in older people can indicate hormonal diseases, nutritional deficiencies, or conditions like diabetes, menopause, and HIV.
14 citations,
June 2001 in “Endocrinology” Prolactin affects when mice shed and grow hair.
12 citations,
September 2017 in “Molecular and Cellular Endocrinology” Testosterone significantly affects sexual desire in both men and women, but its impact on women is more complex and influenced by psychological factors.
8 citations,
March 1942 in “Journal of Endocrinology” Thyroid hormone treatments help thyroidectomized rats grow normally.
5 citations,
December 2005 in “Clinical Techniques in Equine Practice” Skin and hair changes in horses can indicate serious diseases, and recognizing these signs is important for treatment and management.
4 citations,
August 2017 in “The Nurse Practitioner” Secondary amenorrhea has many causes and requires thorough evaluation to treat and restore menstrual cycles.
4 citations,
May 2008 in “Clinics in Dermatology” Skin problems can indicate different diseases inside the body.
3 citations,
November 2021 in “IntechOpen eBooks” The testes produce important hormones like testosterone and others that play key roles in male body functions.
3 citations,
January 1988 in “PubMed” High prolactin levels can cause skin and hair symptoms similar to those caused by hormone imbalances.
2 citations,
July 2021 in “Journal of feline medicine and surgery open reports” A diabetic cat with another gland issue got better after treatment with cabergoline, no longer needing insulin.
2 citations,
June 1980 in “International Journal of Dermatology” Scalp biopsies are important for diagnosing hair loss conditions.
1 citations,
January 2023 in “Frontiers in veterinary science” Activating autophagy in dogs with certain diseases improves their skin and hair.
1 citations,
January 2018 in “Pediatrics in review” A 7-year-old boy with a brain tumor developed early puberty, which was successfully treated with medication.
October 2022 in “Frontiers in Endocrinology” New tools show that in fish, NPY increases feeding and somatostatin decreases it.
October 2023 in “Journal of the Endocrine Society” A woman's cyclic Cushing syndrome was caused by a tumor in her adrenal gland that produced ACTH.
October 2023 in “Journal of the Endocrine Society” The desmopressin stimulation test helped identify an adrenal cause for a patient's Cushing's syndrome.
March 2023 in “European journal of internal medicine” The patient's long-term symptoms were due to Sheehan's syndrome, which improved with hormone therapy.
November 2022 in “Journal of the Endocrine Society” Long-term treatment with buprenorphine/naloxone for opioid addiction may lead to secondary adrenal insufficiency.
October 2022 in “Journal of advanced research in medicine” A woman with Sheehan syndrome improved with hormone treatment.
The chapter explains causes of hair loss and excessive hair growth in animals.