- 110k views
Understanding Gastric Cancer
Gastric cancer, often referred to as stomach cancer, is a malignancy that begins in the cells lining the stomach. Several factors increase the risk of developing gastric cancer, including infection with Helicobacter pylori bacteria, a family history of the disease, smoking, and a diet high in salty or smoked foods. Gastric cancer can be categorized into several types, with adenocarcinoma being the most common. Other rare types include lymphoma, stromal tumors, and carcinoid tumors. Early-stage gastric cancer often shows no symptoms. As the disease progresses, symptoms may include abdominal pain, indigestion, unintentional weight loss, and difficulty swallowing. Diagnosis typically involves endoscopy, where a flexible tube with a camera is inserted into the stomach to examine the lining and take biopsies. Imaging studies like CT scans and X-rays may also be used. Gastric cancer is staged to determine the extent of the disease. Stages range from 0 (limited to the inner lining) to IV (spread to distant organs). Treatment options depend on the stage and location of the cancer but may include surgery to remove the tumor, chemotherapy, radiation therapy, targeted therapies, or immunotherapy.
About the Speaker

Dr. Raajit Chanana
Senior Consultant Medical Oncology, Dharamshila Narayana Superspeciality Hospital, New Delhi.
Upcoming Case Discussions
Impact of Endometriosis on Fertility
Endometriosis, a condition where endometrial-like tissue grows outside the uterus, can significantly impact fertility. It causes inflammation, scarring, and adhesions that may distort pelvic anatomy, block fallopian tubes, and impair ovarian function. Endometriosis is also linked to hormonal imbalances and poor egg quality, reducing the chances of conception. Symptoms like chronic pelvic pain and painful intercourse further complicate fertility. Diagnosis often requires laparoscopy, while management includes pain relief, hormonal therapy, and assisted reproductive techniques like IVF. Early intervention with medical or surgical treatment can improve reproductive outcomes, but severe cases may necessitate advanced fertility treatments for conception.
Hyperlipidemia: From Diagnosis to Treatment
Hyperlipidemia is a condition characterized by elevated levels of lipids, such as cholesterol and triglycerides, in the blood, which can increase the risk of cardiovascular diseases. Diagnosis typically involves blood tests measuring lipid profiles, while treatment focuses on lifestyle changes, such as diet and exercise, alongside medications like statins to manage cholesterol levels and reduce cardiovascular risk. Regular monitoring is essential for effective management and prevention of complications.
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.
Lung Ultrasound in Acute Respiratory Failure
Lung ultrasound has emerged as a vital, non-invasive tool in the rapid assessment of acute respiratory failure. It provides real-time imaging to differentiate conditions like pneumonia, pulmonary edema, pneumothorax, and pleural effusion with high accuracy. Compared to traditional chest X-rays, lung ultrasound offers superior sensitivity, especially in critically ill patients where bedside evaluation is crucial. Its ability to guide immediate clinical decisions improves patient outcomes and reduces unnecessary radiation exposure. With standardized protocols like the BLUE (Bedside Lung Ultrasound in Emergency) protocol, it enhances diagnostic efficiency in emergency and ICU settings.
Gallstone Disease & Cholecystitis: When to Operate?
iGallstone disease and cholecystitis are common conditions requiring careful evaluation to determine the need for surgery. Symptomatic gallstones causing recurrent pain, nausea, or complications like cholecystitis often necessitate cholecystectomy. Acute cholecystitis, characterized by inflammation, fever, and right upper quadrant pain, typically requires early surgical intervention to prevent complications like perforation or sepsis. In high-risk patients, conservative management with antibiotics and drainage may be considered. Elective surgery is recommended for asymptomatic patients with high-risk factors, such as large gallstones or gallbladder polyps, to prevent future complications.