Thyroid screening

Thyroid screening

Thyroid screening

Thyroid nodules are one of the most common medical concerns, especially considering their higher prevalence in women compared to men, even when age is taken into account. This gender difference is largely attributed to the influence of hormones like estrogen and progesterone, which can affect thyroid tissue and contribute to the formation of nodules

The importance of regular monitoring and early detection of thyroid nodules is critical. Early identification can help prevent the progression of various thyroid-related diseases, especially thyroid cancer. It allows for prompt intervention, which can improve outcomes by addressing any issues at the earliest stages.

Thyroid screening

A major concern with thyroid nodules is the possibility of malignancy. While thyroid cancer is relatively rare, it is essential to evaluate nodules carefully to detect any cancerous growths. Without advanced diagnostic tools, identifying malignancy can be challenging, as some cancerous nodules do not show clear signs during a physical examination.

Technological advancements, particularly in imaging, have significantly enhanced the ability to diagnose thyroid nodules accurately. High-resolution ultrasound has become an invaluable tool in detecting these nodules. Research has demonstrated that ultrasound can increase the rate of thyroid nodule detection from around 7% using just palpation to as high as 76% with the use of ultrasound technology. This substantial improvement highlights the crucial role of ultrasound in identifying even small or hard-to-find nodules that might otherwise go undiagnosed.

Thyroid screening

Once a nodule is detected using ultrasound, the next step is determining whether it is benign or malignant. Fine Needle Aspiration Cytology (FNAC) has emerged as the most reliable method for evaluating the malignancy of thyroid nodules. This procedure involves using a thin needle to extract a sample of cells from the nodule, which are then analyzed for signs of cancer. When used in conjunction with ultrasound, FNAC provides a minimally invasive but highly accurate diagnostic tool, helping clinicians make informed decisions and reducing unnecessary surgeries

These advancements in diagnostic technology, such as high-resolution ultrasound and FNAC, have revolutionized the approach to thyroid nodules. They significantly improve the accuracy of diagnosis, reduce the risk of missed malignancies, and ensure that patients receive the best possible care.

How to Lower Cholesterol?
11 July 2025
Lowering cholesterol levels requires a comprehensive approach that includes both lifestyle changes and, in some cases, medication.Lifestyle Changes1.Heart-Healthy Diet. Diet plays a key role in cholesterol control. Doctors recommend eliminating trans fats and limiting saturated fat intake. It is also important to monitor calorie intake to avoid weight gain. The emphasis is on a varied and nutritious diet—fruits, vegetables, whole grains, and lean proteins.2.Maintaining a Healthy Weight. Excess weight is one factor that increases LDL (bad cholesterol) and lowers HDL (good cholesterol). This is especially relevant for people with metabolic syndrome—a set of conditions that increase the risk of cardiovascular disease.3.Physical Activity. Regular exercise helps lower triglycerides and LDL, while simultaneously raising HDL. The appropriate level of activity should be discussed with your doctor, especially if you have not exercised before.4.Stress Reduction. Constant psycho-emotional stress can negatively affect cholesterol balance, increasing LDL and lowering HDL. Stress management methods—from meditation to walks—can be helpful.5.Quitting Smoking. By quitting smoking, you can increase your HDL levels, which helps remove LDL from the body. This is one of the most effective steps toward improving cardiovascular health.6.Quality Sleep. 7 to 9 hours of sleep each night also affects cholesterol levels. Lack of sleep can contribute to its increase.Medication TherapyWhen lifestyle changes are not enough, doctors may prescribe cholesterol-lowering medications. There are different types of such medications, each with its own mechanism of action and possible side effects. It is important to choose the right medication in consultation with your doctor. However, even when taking medication, it is important to continue to follow a healthy lifestyle—diet, physical activity, and avoiding bad habits remain important.Additional Treatments1.Lipoprotein Apheresis. Some patients with hereditary hypercholesterolemia (FH) may require an apheresis procedure. Using special equipment, LDL is removed from the blood, after which the rest of the blood is returned to the body.2.Dietary Supplements. Many supplements are available on the market that promise to lower cholesterol. However, not all of them have proven their effectiveness. Here's what the research base shows:•Plant stanols and sterols, especially when taken with food, can lower cholesterol levels.•Soy products may have a slight positive effect. However, soy products are more effective than supplements.•Whole flaxseed and flax lignans help lower cholesterol, but flaxseed oil does not.•Garlic supplements may slightly lower cholesterol, but their effect is significantly weaker than that of medications.Always consult your doctor before taking any supplements. Some of them may cause side effects or interact with medications.
Summer and Children
11 July 2025
Summer is a wonderful time to be outside all day, running, playing, and having an incredibly fun time, but with all that, the risk of developing heatstroke, burns, and dehydration is high. Therefore, it is important to know the simple rules for sun protection:•Try to stay indoors at midday to avoid the sun's strong and harmful rays (specifically between 10:00 AM and 4:00 PM), or hide in shady places (under a tree, an umbrella, or in a tent).•Dress children in long-sleeved, cotton, loose-fitting clothes to protect exposed areas of their body.•Buy a wide-brimmed hat to cover the head, neck, and ears. This is especially important for toddlers with short hair.•Older children can wear sunglasses that will protect their eyes from the sun's UV rays (when buying, pay attention to the percentage: 97-100% UV protection).•Do not forget to use sunscreen (at least 15 SPF), applying it 30 minutes before going outside and reapplying every 2 hours.By the way, before applying the cream completely, it is important to do a patch test on a small area of the skin to check for an allergic reaction. Also, before buying a sunscreen, pay attention to the ingredients. It is desirable that it does not contain oxybenzone. The American Academy of Pediatrics does not recommend using sunscreen for children under 6 months old, but if sun exposure is unavoidable, apply a thin layer with zinc oxide or titanium dioxide.However, even slight carelessness can lead to sunburn. The first signs of a burn often appear 6-12 hours after being in the sun. A mild burn does not require special hospital treatment; this refers to localized redness, warmth, or pain on the skin. In such a case, it is important to:•Offer plenty of fluids to avoid dehydration.•Bathe only with lukewarm water.•Give the child some pain reliever (paracetamol or ibuprofen; follow the age and weight-appropriate dosage indicated in the leaflet).•Avoid various lotions and creams intended for adults, and consult a pediatrician before use.•Avoid the sun until the burned skin has healed.•Remain under the supervision of a pediatrician.In case of a more severe burn (blistering, fever, chills, headache, weakness), contact a pediatrician immediately or go to the nearest children's hospital.
Jaundice in Newborns
10 July 2025
It’s one of the first things new parents might notice after birth — a yellowish tint to their baby’s skin or eyes. This condition, known as jaundice, is extremely common in newborns. In fact, it affects up to 60% of full-term babies and as many as 80% of preterm infants in the first week of life.While it’s usually harmless and temporary, understanding why jaundice happens — and when it might signal a more serious issue — is important for every parent.What Is Jaundice and Why Does It Happen?Jaundice in newborns occurs when there’s too much bilirubin in the baby’s blood — a condition called hyperbilirubinemia. Bilirubin is a yellow pigment produced during the normal breakdown of red blood cells.Before birth, the mother's liver does all the work of removing bilirubin for the baby. But after birth, that job shifts to the baby’s own liver — which may not be fully developed yet. If the liver can’t filter out bilirubin quickly enough, the substance starts to build up in the baby’s body, giving their skin and eyes a yellow hue.This yellowing typically starts on the face and can spread to the chest, abdomen, arms, and legs as bilirubin levels rise. It’s easiest to spot in natural light, and in babies with darker skin, it may be more noticeable in the whites of the eyes or under the tongue.Types of Newborn JaundiceNot all jaundice is the same. There are several types, each with different causes and timeframes:1.Physiological Jaundice. This is the most common type and occurs in nearly all newborns to some extent. It usually appears within 2 to 3 days after birth and disappears on its own within one to two weeks. It’s a natural part of the baby’s adjustment to life outside the womb as their liver matures.2.Breastfeeding Jaundice. This can develop in the first week of life when a baby isn’t getting enough breast milk. It may be due to difficulties with latching, a delay in milk coming in, or infrequent feedings. Less feeding means fewer bowel movements — and that leads to slower elimination of bilirubin from the body.3.Breast Milk Jaundice. This is different from breastfeeding jaundice. It typically appears after the first week and can last for a month or longer. In this case, certain substances in the mother's milk may interfere with how the baby’s liver processes bilirubin. Although it sounds concerning, breast milk jaundice is usually harmless and doesn’t require stopping breastfeeding.4.Jaundice from Medical Conditions. In some rare cases, jaundice can be caused by underlying health problems, such as:•Blood type incompatibility between mother and baby•Bruising during birth (which increases red blood cell breakdown)•Infections like sepsis•Liver conditions, including biliary atresia•Low oxygen levels at birth•An excess of red blood cellsThese forms of jaundice are less common but more serious and require immediate medical attention.Symptoms to Watch ForThe most obvious sign is yellowing of the skin and eyes. But parents should also monitor for other warning signs that may indicate severe jaundice or related complications:•Bright yellow or orange-tinted skin•Excessive sleepiness or trouble waking for feeds•Baby is very fussy or difficult to calm•Poor feeding, whether at the breast or with a bottle•Not enough wet or dirty diapersIf jaundice seems to be getting worse after the first few days — or lasts longer than two weeks — it’s time to call your pediatrician.How Is Jaundice Treated?In most cases, no treatment is needed. As your baby’s liver matures and they begin feeding regularly, bilirubin levels naturally decrease. Frequent feedings — around 10 to 12 times a day — help stimulate more bowel movements, which remove bilirubin through the stool.However, if bilirubin levels are too high or rising quickly, your baby’s doctor may recommend phototherapy — a safe and effective treatment that uses special blue lights to help break down bilirubin in the skin.In rare, severe cases, where phototherapy isn’t enough, a treatment called an exchange transfusion may be necessary. This involves replacing a portion of the baby’s blood with donor blood to quickly reduce bilirubin levels. Fortunately, this is rarely needed with early monitoring and intervention.While jaundice in newborns can be unsettling for new parents, it’s important to know that it’s usually a normal part of development. Most cases resolve without complications, especially when babies are well-fed and monitored closely.Still, severe jaundice can pose serious risks, including brain damage if left untreated — so staying informed and knowing when to call your healthcare provider is essential.If you’re ever unsure, don’t hesitate to reach out to your pediatrician. When caught early, jaundice is almost always treatable and temporary.
Vitamin A Deficiency
07 July 2025
Vitamin A deficiency occurs when the body lacks this substance for normal functioning. This can lead to impaired vision and even blindness, as well as problems with the skin, heart, lungs, immune system, and body tissues. Vitamin A is important for vision, metabolism, and cell development. It is necessary for maintaining the health of the immune and reproductive systems. The body does not produce vitamin A on its own, so it must be obtained through food.How does vitamin A deficiency affect vision?Eyes need vitamin A to form the pigments necessary for proper retinal function. A deficiency leads to impaired night vision and dry cornea. This can cause corneal damage and ultimately lead to vision loss.What body systems suffer from a lack of vitamin A?•Vision: impaired pigment formation and eye lubrication.•Skin: dryness, itching, peeling.•Reproductive system: difficulties with conception, infertility.•Immunity: increased risk of respiratory infections.•Development in children: slowed growth and development.What signs can indicate vitamin A deficiency?One of the first symptoms is night blindness (nyctalopia): vision worsens in low light conditions, although it remains normal in good light.Why does vitamin A deficiency occur?Main reasons:1.Lack of vitamin in food (especially in developing countries).2.Liver dysfunctions – the main storage organ for vitamin A.3.Diseases that interfere with fat absorption, for example:•Chronic diarrhea.•Celiac disease.•Cystic fibrosis.•Pancreatic disorders.•Gallbladder diseases.•Zinc or iron deficiency.•Intestinal or stomach surgeries.•Alcohol abuse.How to diagnose vitamin A deficiency?A doctor will diagnose based on symptoms and a blood test for vitamin A levels.How to prevent vitamin A deficiency?The best way is a balanced diet that includes foods rich in vitamin A:•Green vegetables (spinach, broccoli).•Orange and yellow vegetables (carrots, pumpkin, sweet potatoes).•Fruits (mango, papaya, melon, oranges).•Liver, beef, chicken.•Fish (salmon).•Dairy products and eggs.•Fortified cereals and soy products with vitamin A.If necessary, vitamin A supplements can be taken.Timely checking of vitamin A levels through a blood test can prevent serious complications. We recommend undergoing an examination at one of the best medical centers – Dalimed, where you will be provided with accurate diagnostics and a professional approach.

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