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Exploring the Role of PET and CT Scans
PET and CT scans are medical imaging techniques that are used to diagnose and monitor a wide range of medical conditions. PET scans use a radioactive tracer that is injected into the patient's bloodstream. This tracer accumulates in the body's tissues, and the PET scanner detects the emitted radiation to create a 3D image of the body's metabolic activity. CT scans use X-rays to create detailed images of the body's internal structures. The scanner rotates around the patient, capturing multiple images from different angles, which are then reconstructed into a 3D image. PET-CT scans are commonly used to diagnose and monitor cancer, as cancerous cells typically have higher metabolic activity than healthy cells, making them more visible on the scan. They are non-invasive and do not typically require anesthesia. The patient may need to fast before the scan or avoid certain medications to ensure accurate results. They are generally safe, but they do expose the patient to radiation. The amount of radiation is small and considered safe for most patients
About the Speaker
Dr. Madhuvijay Pasupula
Consultant and Incharge of Nuclear Medicine, Yashoda Hospitals"
Upcoming Case Discussions
Acne: Disorders and Treatment Approaches
Acne is a common dermatological condition caused by clogged pores, excess sebum production, bacterial growth, and inflammation. It can manifest as blackheads, whiteheads, papules, pustules, or cysts, often leading to scarring if untreated. Various factors, including hormonal changes, diet, stress, and genetics, influence its severity. Treatment approaches range from topical and oral medications, such as retinoids, antibiotics, and hormonal therapy, to advanced procedures like chemical peels and laser therapy. A personalized skincare regimen, along with lifestyle modifications, plays a crucial role in managing and preventing acne.
Genetic Screening and Its Role in Embryo Selection for IVF
Genetic screening plays a crucial role in the process of embryo selection for in vitro fertilization (IVF) by identifying potential genetic disorders in embryos before implantation. This screening, often referred to as preimplantation genetic testing (PGT), involves analyzing embryos for chromosomal abnormalities or specific genetic mutations. It helps in selecting the healthiest embryos, reducing the risk of passing on inherited conditions, and increasing the chances of a successful pregnancy. PGT can identify conditions such as Down syndrome, cystic fibrosis, and certain inherited cancers, allowing parents to make informed decisions about which embryos to implant. This technology enhances the overall outcome of IVF by improving the quality of embryos and reducing the likelihood of miscarriage. Ultimately, genetic screening offers a valuable tool for optimizing reproductive success and promoting healthier pregnancies.
Congenital Uterine Anomalies
Congenital uterine anomalies are structural abnormalities of the uterus resulting from improper fusion, canalization, or resorption of the Müllerian ducts during fetal development. These anomalies include septate, bicornuate, unicornuate, and didelphys uterus, among others. They can be asymptomatic or associated with infertility, recurrent pregnancy loss, preterm birth, or abnormal menstruation. Diagnosis is typically made using imaging modalities like ultrasound, MRI, or hysterosalpingography. Treatment depends on the type and severity of the anomaly, with surgical correction such as hysteroscopic septum resection often indicated in symptomatic cases. Early detection is crucial for optimizing reproductive outcomes and guiding appropriate management strategies.
Management of Postoperative Pain: Best Practices for GP’s
Effective management of postoperative pain is crucial for promoting recovery and preventing complications. General practitioners should start by assessing pain severity using appropriate scales, then tailor the treatment plan based on the patient's medical history and the type of surgery. A combination of pharmacological approaches, such as non-opioid analgesics (e.g., NSAIDs) and opioids when necessary, should be used to minimize pain while reducing the risk of addiction. Multimodal strategies, including physical therapy and non-pharmacological techniques like cold therapy or mindfulness, can further enhance pain relief. Close follow-up is essential to adjust the treatment as needed and ensure the patient's pain is well-controlled.
Diabetes and Stem Cells: What Does the Future Hold?
The future of diabetes treatment may be revolutionized by stem cell research, offering hope for a long-term cure. Scientists are developing stem cell therapies that could regenerate insulin-producing beta cells in the pancreas, potentially restoring natural insulin production in people with type 1 diabetes. Early clinical trials have shown promising results, with some patients reducing or eliminating their need for insulin injections. While challenges like immune rejection and long-term efficacy remain, continued advancements suggest stem cell therapy could significantly change diabetes management in the coming years.
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Dr. Madhuvijay Pasupula's Talks on Assimilate
- 12th-April-2023, TIME : 5:00PM - 6:00PM
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PET and CT scans are medical imaging techniques that are used to diagnose and monitor a wide range of medical conditions. PET scans use a radioactive tracer that is injected into the patient's bloodstream. This tracer accumulates in the body's tissues, and the PET scanner detects the emitted radiation to create a 3D image of the body's metabolic activity. CT scans use X-rays to create detailed images of the body's internal structures. The scanner rotates around the patient, capturing multiple images from different angles, which are then reconstructed into a 3D image. PET-CT scans are commonly used to diagnose and monitor cancer, as cancerous cells typically have higher metabolic activity than healthy cells, making them more visible on the scan. They are non-invasive and do not typically require anesthesia. The patient may need to fast before the scan or avoid certain medications to ensure accurate results. They are generally safe, but they do expose the patient to radiation. The amount of radiation is small and considered safe for most patients