Disease Guide: Diagnosis, Symptoms & Clinical Treatment Protocols

For patients and caregivers, understanding clinical progression, diagnostic imaging results, and pharmacological treatment options is vital for managing acute and chronic health conditions.

itching

How Long Does it Take for HIV Symptoms to Start?

The earliest symptoms of an HIV infection typically occur between two to four weeks after the initial infection. This is because it takes time for the virus to infect enough cells to begin spreading throughout the body and affect your health.

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How to Treat Blisters on Your Hands

Blisters are a common ailment of the hands, which can be a result of friction-related damage, or burns. It is important to try to keep the skin over a blister intact, as this will help prevent infection and further skin damage.

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heart

Three-Vessel Coronary Disease

Three-vessel coronary disease describes problems with three different coronary arteries. The coronary arteries are essential because they supply blood to the heart; problems with these arteries can disrupt blood flow to the heart, which can be dangerous.

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How Do Blood Vessels Constrict & Dilate?

As the Merck Manuals explain, the body is able to control blood pressure by expanding and constricting blood vessels. This allows the body to raise blood pressure when it is low and also allows the body to regulate the amount of blood that gets to tissues at any given time.

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Long-Term Side Effects of Beta Blockers

Beta blockers are a type of medication that is commonly used to treat high blood pressure and have an added benefit of sometimes protecting against heart disease. Beta blockers work by blocking the signal that the brain uses to make the heart beat faster.

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okra and cherry tomatoes on a plate

Okra Allergies

Food allergies are common with certain foods, such as peanuts, milk and eggs, but virtually any food has the potential to cause an allergic reaction.

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DNA Model

How is Estrogen Produced?

The term "estrogen" actually describes several different related hormones. These estrogens are estrone (predominant form during menopause), estriol (primary estrogen during pregnancy), and estradiol (which is the most common form of estrogen in non-pregnant women between puberty and menopause).

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Baby with Phototherapy

How Phototherapy Works on Jaundice

Jaundice is a yellowing of the eyes and skin as a result of the accumulation of bilirubin in the blood. Bilirubin is a yellow pigment that is part of red blood cells and is typically broken down for excretion by the liver.

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In the pharmacy

Thyroid Supplement for Weight Loss

The thyroid gland helps regulate the body's metabolism and as such can affect your weight. Although supplemental thyroid hormone may help with unwanted weight gain caused by thyroid dysfunction, synthetic thyroid hormone is a prescription medication that should only be taken by people with a documented thyroid problem.

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Constipation

Can Constipation Cause Blood in Stool?

One of the more common causes of blood in the stool is the development of anal fissures. Anal fissures are very small tears (usually less than 1 1/2 inch) that occur in the skin of the anus (which is where the bowel movements leave the body).

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Young woman with eyes closed and fingers on her temples

Blood Clot in Brain Symptoms

A blood clot in the brain can originate within blood vessels in the brain or can be due to a clot forming elsewhere and traveling to the brain, resulting in an embolism. Blood clots in the brain can result in an ischemic stroke, which is the result of obstructed blood flow to part of the brain.

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Laboratory Request

Blood Tests for Adrenal Gland Function

The adrenal gland makes many different hormones and is divided into two distinct zones: the medulla and the cortex. The medulla makes hormones called catecholamines, such as adrenaline. The cortex primarily makes the hormones cortisol and aldosterone.

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