Medical Center

Medicine, medical, chemical, health

Sleep Apnea Linked to Heart Failure in Men, But Not Women

The first prospective study to examine whether obstructive sleep apnea is associated with heart failure has found that there is a link, particularly in men, with those affected the most severely having an almost 60% increased risk of developing HF [1]. A “modest” association between sleep apnea and incident coronary heart disease (CHD) was also seen in men, but was much weaker than that reported for previous studies, the researchers say.
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MELATONIN ROOM

We live on a rotating planet, submitted to alternating cycles of day and night and the seasons. These geophysical patterns of illuminance have left their record in the genes of organisms evolving under pressure of survival. Darwinian necessity underlies the remarkable similarity in „clock genes“ from bacteria to humans. A biological clock ticking near the frequency of 24 hours provides an internal template for every living cell, so that it be ready to respond appropriately to external conditions. To find food, to rest, to avoid predation, to reproduce: these basic functions need to be optimised within a temporal framework: a circadian rhythm. The biological clock is also a clock for all seasons – it can measure changing daylength. The molecule that transduces this daylength signal is the pineal hormone melatonin. Melatonin is synthesised only during the night, and thus acts as a hormonal signal of darkness – longer in winter, shorter in summer. Light immediately suppresses melatonin synthesis.
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Melatonin and Cancer

“Review (Natural Medicines Comprehensive Database): There is some evidence that taking combined high-dose melatonin with conventional chemotherapy or with interleukin-2 (IL-2) might improve tumor regression rate in patients with breast cancer, lung cancer, kidney cancer, liver cancer, pancreatic cancer, stomach cancer, or colon cancer (1692,5854,5855,5857,7040,7043,8268). Melatonin plus chemotherapy in patients with metastatic solid tumors seems to increase regression rate and one-year survival rate by approximately 50% compared to chemotherapy alone (7040). The addition of melatonin also seems to help reduce chemotherapy toxicities, including hematologic complications, cachexia, asthenia, and neuropathy (8268). There is also some preliminary evidence that melatonin alone, orally or intramuscularly, might improve stabilization rate and possibly one-year survival rate in patients with resistant or untreatable lung neoplasms, liver neoplasms, pancreas neoplasms, colon neoplasms, breast neoplasms, and brain neoplasms (1080,1688,1693,2566).

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How Do Doctors Diagnose Mesothelioma?

Mesothelioma
The diagnosis of malignant mesothelioma cancer begins with a medical history to document the patient’s symptoms and any possible asbestos exposure, followed by a complete physical examination. These steps generally are followed by a chest or abdominal X-ray or an MRI, which allows the doctor to assess the size, location and extent of the tumor in the chest or abdomen.
Original link here

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Atopic Dermatitis Linked to Cancer Risk

Dr. Alejandro Arana, of the Bridgewater, New Jersey-based company Risk Management Resources and colleagues analyzed the medical records of about 4.5 million people in the UK and followed their medical history for an average of almost 7 years.
Overall, people without atopic dermatitis were more likely to get cancer than people with the skin condition, with a crude incidence rate per 10,000 persons of 42 vs 33, according to the June 9th online report in the British Journal of Dermatology.
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SLEEP APNEA, ARRHYTHMIA AND SUDDEN CARDIAC DEATH

SLEEP APNEA, ARRHYTHMIA AND SUDDEN CARDIAC DEATH
Sleep apnea is associated with hypertension, heart failure and ischemic heart disease perhaps due to acute responses to hypoxemia and chronic daytime cardiovascular changes. Apneic events elicit chemoreflex excitation with sympathetic activation to peripheral blood vessels, and consequent surges in blood pressure. Activation of the diving reflex by simultaneous hypoxemia and apnea, with reflex cardiac vagal activation, may induce severe bradyarrythmias in the absence of any conduction system disease, which resolve on treatment of the sleep apnea.Sleep apnea has also been linked to atrial fibrillation. An estimated 50% of patients presenting for cardioversion for atrial fibrillation have a high risk for OSA.

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CONJUNCTIVITIS AND ITS HOMOEOPATHIC TREATMENT

Conjunctiva – Conjunctiva is the delicate mucous membrane covering the front of the eye and lines the inside of the eyelids.
Conjunctivitis – Conjunctivitis is the inflammation of the conjunctiva, which becomes red and swollen and produces a watery discharge in the initial stage and pus like discharge at later stage, if the initial stage is not treated properly. The conjunctivitis causes discomfort – irritation and burning – rather than pain. The conjunctivitis does not usually affect the vision. The conjunctivitis is caused by infection in an eye and usually spreads rapidly to the other eye. It is supposed to be caused by some virus.

This disease usually occurs towards the end of the rainy season and usually takes almost an epidemic form. If a child becomes a victim of the conjunctivitis and attends the school with red eye most of the other children ought to suffer the infection. The infection does affect people of every age and sex.

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Natalizumab for Multiple Sclerosis

Natalizumab an Alternative for Those in Whom Other MS Treatments Have Failed
A new study suggests that patients with relapsing-remitting multiple sclerosis (RRMS) in whom previous treatment regimens have failed remain stable or show improvement when switched to treatment with natalizumab (Tysabri, Novartis).  In 87% of patients who had previously been treated with disease-modifying therapies (DMTs), treatment with natalizumab conferred stability or improvement in magnetic resonance imaging (MRI) scans. In addition, 59% of patients showed stability or improvement in Expanded Disability Status Scale (EDSS) scores.

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The role of Hospital Engineering and Architecture in Infection Control

The role of Hospital Engineering and Architecture in Infection Control
Fighting against infection control in the healthcare facilities may find a powerful ally in the Architecture and Engineering. There are many technologies that architects and engineers can use to contribute to this objective. Delimitation of the space in critical, semi-critical and non-critical area, physical barriers erected between areas, air contamination control, proper workflow and correct choice of finishing materials, these are some strategies that, along with medical and nursing procedures, contribute to achieve a minimization of the infection rate in a healthcare facility.
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Rheumatoid Arthritis Is on the Rise

Rheumatoid arthritis (RA) is on the rise among women after decades of decline, according to a new study, and environmental factors — including birth control pills with lower doses of protective estrogen — may help explain the increase.

“It’s a small increase,” says researcher Sherine Gabriel, MD, the William J. and Charles H. Mayo Professor of Epidemiology and Medicine at the Mayo Clinic in Rochester, Minn. “But the reason it’s important is that we and many others have been documenting a systematic decline in the incidence of rheumatoid arthritis for several decades.”
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