Marcela Lemos - Page 7

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Marcela Lemos
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Recent Articles by Marcela Lemos

COVID Rapid Test: Antigen & Antibody Tests (& How to Perform)

COVID rapid tests can be done in pharmacies or at home, and can detect antibodies or antigens in the saliva, nasal mucosa or blood. Results are usually available within 15 minutes. Learn more about how to perform these COVID rapid tests and what the results mean.

Diseases and Conditions

Mycoplasma: Types (Respiratory & Genital), Symptoms & Prevention

Mycoplasma is a bacteria that causes infections in the respiratory tract, urinary tract or genitals, and can cause symptoms such as fever, coughing, discharge, pain when urinating, joint pain, and pain during sex. Learn more about what mycoplasma is, the main types of infections, symptoms and treatment.

Diseases and Conditions

Klebsiella pneumoniae: Symptoms, Transmission & Treatment

Klebsiella pneumoniae is a suberbacteria that is resistant to most existing antibiotics. It typically requires treatment with a combination of antibiotics. Learn more about the symptoms of a Klebsiella pneumoniae infection, how it's diagnosed and how this infection is diagnosed and treated.

Anemia

Blood Test for Anemia: 8 Exams to Help Confirm a Diagnosis

A blood test for anemia can be ordered by your doctor to confirm the presence of anemia as well as evaluate the underlying causes of it. While anemia is usually confirmed by low hemoglobin levels, the doctor can also evaluate characteristics that may be contributing to anemia, like the shape or size of red blood cells.

Diseases and Conditions

Microcytosis: Causes, What It Means & Is it Serious?

The term microcytosis refers to the smaller size of red blood cells, which can occur as a consequence of nutritional deficiencies, changes in the red blood cell membrane or defects in the hemoglobin synthesis process. Learn more about microcytosis and its main causes.

Diseases and Conditions

Streptococcus agalactiae: Symptoms, Diagnosis & Treatment

Streptococcus agalactiae is a bacteria that is naturally present in the body, but can cause serious infections in newborns. Learn more about what the main symptoms of Streptococcus agalactiae infections are, how it's transmitted and diagnosed, and how this infection is treated.

Tests

Lactate: When It's Tested, Normal Levels & High Lactate Causes

Lactate is a product of glucose metabolism when glucose is transformed into energy without oxygen present. High lactate can occur with intense physical intensity or due to a health condition, like sepsis or SIRS. Learn mroe about when this test is ordered, what causes high lactate and what normal lactate levels are.

Diseases and Conditions

Streptococcus pyogenes: Infections, Symptoms & Treatment

Streptococcus pyogenes is a bacteria that is naturally found in the body. However a weakened immune system or other conditions can lead to the growth and spread of Streptococcus pyogenes, causing pharyngitis, tonsil infections and other illnesses. Learn more about what Streptococcus pyogenes can cause .

Diseases and Conditions

What Causes Ketones in Urine? (plus Symptoms & How to Treat)

Ketones in the urine are often a sign of untrated diabetes, extended fasting, or a diet that is rich in fat and low in carbohydrates. Ketones are a by-product of fat breakdown, which will happen when carbohydrate stores are low. Learn more about what causes of high levels of ketones in the urine and what to do .

Diseases and Conditions

What are the Blood Types? Chart, What Rh Factor Is & Compatibility

The blood types that exist in humans are A, B, AB and O. Not all blood types are compatible with each other, however, and therefore it's important to know who can donate to whom. Receiving the wrong blood type can lead to life-threatening complications, which is why testing is essential prior to a transfusion.

Diseases and Conditions

Free T4 and Total T4: What Is It, Normal Levels & When It's Ordered

The free T4 and total T4 test assesses thyroid function by measuring the levels of these hormones. Free T4 refers to T4 that is actively playing its role in the body, while total T4 describes both free T4 and T4 bound to a protein being transported. Learn more about the normal levels of free T4 and total T4 .

Tests

Anti-CCP: What Is It For: How It's Done & What Results Mean

Anti-CCP is a blood test that is used to diagnose rheumatoid arthritis. It is typically requested by a rheumatologist when a person presents with symptoms such as pain, swelling or redness in the joints. Learn more about what the anti-CCP test is for, how to prepare for it and what results mean.

Tests

Glomerular Filtration Rate (GFR): Normal Levels & What It's For

The glomerular filtration rate, or GFR, is used to evaluate kidney functioning, and to determine the best treatment approach. Learn more about what GFR is, how it is calculated, and what normal levels should be.

Tests

Thyroid Tests: 9 Tests That Assess Thyroid Functioning

Thyroid tests, like TSH, thyroid ultrasounds and antibody testing can help to assess thyroid functioning and reach a diagnosis for thyroid conditions, like hypothyroidism, hyperthyroidism and Graves' disease. Learn more about what thyroid tests your doctor may order and what they test.

Tests

CA 19-9: Normal Levels, What It's For & What Results Mean

CA 19-9 is a blood test that evaluates the presence of this protein in the blood. It is usually produced by cancer cells, but can also become high in the blood with gallbaldder stones, pancreatitis or cirrhosis. Learn more about what CA 19-9 is for, how it's done, normal levels and what results mean.