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Questions tagged [endocrinology]

The branch of physiology and medicine concerned with endocrine glands and hormones.

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What is the link between elevated estrogen and lowered alkaline phosphatase?

This Wikipdia-article lists several conditions or diseases that may lead to reduced levels of alkaline phosphatase (AP). Among them are: postmenopausal women receiving estrogen therapy because of ...
Arsak's user avatar
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Eczema and steroids: why do endogenous cortisol and exogenous cortisone/prednisone differ?

Topical steroids are a mainstay treatment for eczema, and severe episodes are sometimes treated with oral steroids. Meanwhile stress is a known trigger for exacerbating eczema. During physiological ...
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Effectiveness of blue light filters for preventing delayed and decreased melatonin secretion?

The iPhone offers a "night shift" feature. Research indicates that blue light exposure decreases melatonin secretion (e.g., Ferguson, Melton, Li, Park, & Tosini, 2008). To what extent do built-...
user16520's user avatar
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transdermal estrogen use sans progesterone & endometrial and breast cancer risk?

To what extent does transdermal estrogen use, without co-use of progesterone, increase endometrial and breast cancer risk? How does risk, if it exists correlate with years of use?
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How does metformin interact with nicotine?

Does co-use of nicotine replacement therapy and metformin increase lactic acidosis risk? If so, how?
user16520's user avatar
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Are there any hormones that are only present in children and not adults?

I am trying to ascertain whether or not there are hormones only evident in children which then desist with growth & age. I have found nothing of any use from google, wondered if perhaps here ...
Derple's user avatar
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Breakthrough bleeding on progestogen-only contraception

Background In hormonal contraception, two types of hormones are used; estrogens and progestogens. The progestogens are the type of hormone that is mainly responsible for the contraceptive effects. ...
Sam's user avatar
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Is lean non-hyperandrogenic polycystic ovary syndrome genetic?

I read many papers that address the genetic factor of polycystic ovary syndrome (PCOS). But all the papers I have been through focus on classic PCOS with hyperparathyroidism and insulin resistance. I ...
megan m's user avatar
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Causes for elevated beta-HCG and AFP

I am interested in finding possible causes of elevated levels of beta-HCG and Alpha-1-Fetoprotein in males. However, as much as I see, the only answer I find relates to cancer, and my curiosity is ...
senseiwa's user avatar
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Effects of hypophosphatemia on DNA

There is a lot of supportive evidence that its role in ATP results in much of the clinical manifestation of hypophosphatemia, but I was wondering about the other roles where Phosphate is an important ...
Kon Hai Woh's user avatar
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Is there any harm in taking a melatonin supplement every night?

I noticed that a bottle of melatonin supplement is labelled "For Occasional Sleeplessness". The use of the word "Occasional" surprised me. Is there any harm in an adult taking a melatonin supplement ...
End Antisemitic Hate's user avatar
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What are the testosterone tests that I can take to prove that my low libido is really a testosterone problem?

I understand that ( correct me if I am wrong) the Sex Hormone Binding Globulin ( SHBG) test is one of the tests that can be used to evaluate one's libido. The sex hormone binding globulin (SHBG) ...
Graviton's user avatar
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What metric is used to measure estrogen levels?

I have had a blood test recently and over the phone I was told by a doctorthat my oestrogen level is high. I'm a man and was told my level is "190, but the average is 150". 190 what? I forgot to ask ...
Charlie's user avatar
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What advanced detection schemes can provide low cost screening for Latent Autoimmune Diabetes?

Latent Autoimmune Diabetes in Adults (LADA) may be more prevalent than previously believed. A common marker for the most common form is glutamic acid decarboxylase 65 (GAD-65). Are there low cost and ...
mongo's user avatar
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What are the changes of diamine oxidase (DAO)-activity with different sex hormones?

Based on this question: What happens to a woman if she takes testosterone? i have another question and would like to know more - that's because i've stumbled over this: DAO activity in tissues of ...
Milo's user avatar
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Estrogen level after sex

Estrogen levels ought to elevate after having sex in women and thus improve skin and hair quality. I do not find the scientific proof for this statement. Who can help?
Doc17's user avatar
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Does premenstrual tension/stress persist after menopause?

"Premenstral stress/tension" (PMS/PMT) as commonly defined does exist I don't want to upset anyone by downplaying the real effects of PMT/PMS. Reports such as those pointed out by the NHS aside, I ...
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Safety of low dose testosterone therapy on biologically female individuals?

With the raising awareness about gender identity and specifically the recognition of non-binary identities, new challenges are faced by medicine. Specifically, there are individuals who don't feel ...
blu potatos's user avatar
1 vote
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16 views

Which hormonal treatments have been shown to be useful to prevent or treat tendinopathies?

Which hormonal treatments have been shown to be useful to prevent or treat tendinopathies? {1} surveyed the links between hormones and tendinopathies but their main conclusion is: The influence of ...
Franck Dernoncourt's user avatar
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Can removing a contraceptive implant cause secondary amenorrhea?

When a woman stops taking birth control medication, she might suffer from various side effects. Can secondary amenorrhea (i.e. missing periods for more than 3 months) be induced by the removal of a ...
avazula's user avatar
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menorrhagia in early hyperthyroidism

What is the pathophysiology of menustral irregularities in hyperthyroidism? Especially early menorrhagia seen in early hyperthyroidism?
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Why doesn't food taste good to my mouth?

Sorry I couldn't find a better title but by this question I'm not really looking for a cure. I'm just curious to know what happened to me and in my body. So I would never enjoy food except a couple ...
xbmono's user avatar
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Low Insulin but Normal Blood sugar

What does is mean when fasting Insulin Levels are Very Low (0.7 uU/ml) but Fasting Blood sugar levels are normal 4.2 mmol KD.
user5119599's user avatar
1 vote
0 answers
40 views

What is Surya Namaskar Yoga?

Can we cure hormonal imbalance by doing Surya namaskar? and what is the best time and place to do it ?
Tanvi sahani's user avatar
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Link between phenylalanine and Hyperaldosteronism?

I've obviously googled, but I was curious if anyone with actual medical knowledge has seen any studies linking elevated dietary sources of phenylalanine and Hyperaldosteronism.
Henry D. Case's user avatar
1 vote
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142 views

Is there a synergistic effect between phosphate and testosterone in respect to Physiology?

For example: A patient's blood analysis results come through, and it states that the patient has high testosterone and high phosphate levels. What are the likely causes of this, assuming/...
user19679's user avatar
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Will PTFE scratched off a Teflon non-stick pan accumulate in the body or pass through the digestive tract unaltered?

I believe to have seen conflicting information regarding the question of whether cooking with PTFE coated kitchenware can be unhealthy. For the purpose of this question, let's assume the pan is not ...
Damian Birchler's user avatar
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How human placental lactogen (hPL) is associated with insulin resistance in pregnancy?

I am unable to understand the molecular mechanism of hPL induced insulin resistance. Sharing of relevant article/text would be of immense help.
ANA negative's user avatar