Rectal Cancer: An Overview of Introduction, Types, Pathogenesis, Lab Diagnosis, Treatment, Prevention, and Keynotes

1. Introduction Rectal cancer is a malignant tumor arising from the epithelial lining of the rectum, the terminal part of the large intestine. It accounts for a significant proportion of colorectal cancers and is a major cause of cancer-related morbidity and mortality worldwide. Early detection …

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Brain Tumor: An Overview of Introduction, Types, Pathogenesis, Lab Diagnosis, Treatment, Prevention, and Keynotes

Brain Tumor- An Overview of Introduction, Types, Pathogenesis, Lab Diagnosis, Treatment, Prevention, and Keynotes

Introduction A brain tumor is an abnormal, uncontrolled growth of cells within the brain or its surrounding structures. Brain tumors may be primary (originating in the brain) or secondary (metastatic), spreading from other organs. They can affect individuals of any age and cause significant neurological …

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Lung Cancer: An Overview of Introduction, Types, Pathogenesis, Laboratory Diagnosis, Treatment, Prevention, and Keynotes

Introduction Lung cancer is one of the leading causes of cancer-related deaths worldwide. It arises from the epithelial cells of the bronchial tree or alveoli and is strongly associated with tobacco smoking, although non-smokers may also be affected due to environmental and occupational exposures. Late …

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Breast Cancer: An Overview of Introduction, Types, Pathogenesis,Lab Diagnosis, Treatment, Prevention, and Keynotes

Introduction Breast cancer is the most common malignancy among women worldwide and a leading cause of cancer-related mortality. It arises from the epithelial cells of the breast, most commonly from the ducts or lobules. Although predominantly affecting women, breast cancer can also occur in men. …

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Extra-Pulmonary Tuberculosis-Introduction, Types, and keynotes

Acid fast bacilli of Mycobacterium tuberculosis in urine sediment

Introduction Extra-pulmonary tuberculosis (EPTB) affects areas outside the lungs. It impacts the lymph nodes, pleura, and bones. Patients often experience varied symptoms, depending on the affected site. Lymph node TB causes swelling, while bone TB results in pain. Pleural TB leads to chest pain and …

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Candidiasis-Introduction, Types, Signs and Symptoms, Causative Agent, Laboratory Diagnosis, Treatment, Prevention and Control, and Keynotes

Candida albicans growth on SDA after 2 days of incubation

Introduction Candidiasis is an infection caused by Candida fungi, commonly Candida albicans. These fungi naturally live on the skin and inside the body, like in the mouth, throat, gut, and vagina, without causing problems. However, if the environment inside the body changes or the immune …

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Sigmoidoscopy-Introduction, Principle, Handling Procedure, Application, and Keynotes

Introduction Sigmoidoscopy is a medical procedure used to examine the lower part of the large intestine, specifically the sigmoid colon and rectum. It is a type of endoscopy and is performed by a healthcare provider known as a gastroenterologist or colorectal surgeon. Sigmoidoscopy is a …

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Colonoscopy-Introduction, Principle, Using Procedure, Uses, and Keynotes

Introduction Colonoscopy is a medical procedure that involves the examination of the colon (large intestine) and the rectum using a long, flexible tube-like instrument called a colonoscope. This procedure is commonly performed by gastroenterologists and colorectal surgeons and is an important tool in diagnosing, monitoring, …

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