Difficulty swallowing (Dysphagia)

Dysphagia is the inability or difficulty in swallowing food or liquid.  Normally, muscles in the throat (pharynx) and esophagus (food pipe) contract rhythmically to move food and liquids from mouth to stomach. Dysphagia occurs when there is a narrowing or lack of coordination of movem

Lung Cancer

Lung cancer (Bronchogenic carcinoma) is the most common type of cancer worldwide and  a leading cause of cancer death for both men and women. Lung cancer occurs when the normal cells of lungs abnormally change their characteristics and grow uncontrollably. Lung cancers may be

Blood Cancer (Leukemia)

Introduction Blood cancer encompasses cancers that originate in the bone marrow (organ that produces blood cells). Most of the blood cancers involve white blood cells (cells that fight infection) and are called leukemia. Cancers can also develop in the red blood cells (cells that carry oxygen) and p

Black stools

Black stools can be due to bleeding in gastrointestinal (GI) tract or ingestion of certain medications (iron, bismuth) or certain food (blueberries). Black, tarry, sticky and smelly stool  is caused by bleeding in the GI tract, and is known as melena. Malena is a serious medical

Tuberculosis

  Tuberculosis (TB) is a communicable disease caused by Mycobacterium tuberculosis. It can affect any organ in the body but lungs (Pulmonary TB) are the most common site of infection. Other common sites of infection are bones, lymph nodes, kidneys, uterus, brain (meninges), skin, etc. Tuberculosis i

Weight Loss

Weight loss that is meaningful clinically (in relation to your disease) is the loss of more than 5% of usual body weight over a six-month period. This arbitrary cut-off needs to be considered carefully as this does not tell about whether the given weight loss is due to loss of body fat (

Vitamin Deficiency

Vitamins are a group of substances that are needed, in very small amounts, for your body to grow and develop normally.  There are two broad categories of Vitamins based upon how they are absorbed:

• Fat-soluble vitamins

Vomiting of blood (Hematemesis)

Hematemesis refers to the presence of blood in your vomit or vomiting of  pure blood that originates in upper part of your gastrointestinal tract. It needs to be differentiated from spitting blood mixed saliva which arises from teeth, mouth and throat. It also need to be differentiated

Coughing up Blood

Coughing up blood can be alarming, even in small amounts. But not all hemoptysis is serious or life-threatening. The blood may be mixed with the sputum or it could be frank blood which  could be bright red, dark brown or pink and frothy. When you cough up blood, most of the time it is c

HIV/AIDS

Introduction HIV (Human Immunodeficiency Virus) is the virus that causes AIDS (Acquired Immunodeficiency Syndrome). Infection by HIV weakens your immune system. When the immune system becomes too weak to fight, organisms that would otherwise not cause an infection in a normal person, that person is

Diabetes Mellitus

Diabetes Mellitus (commonly called diabetes) is a chronic disease where your blood sugar levels are persistently high. There is an important hormone called insulin in our body that keeps the blood glucose level within normal range. Insulin is produced by pancreas which is a gland located behind the stomach between the

Anemia

Anemia Anemia is  a condition where your hemoglobin level is low.  Hemoglobin is the substance found in the red blood cell that carries oxygen in  the blood.  When you are anemic the oxygen carrying capacity of you blood in reduced and it  may not be enough to meet the dem

Cancer

Cancer is a disease of abnormal cell proliferation. In a healthy organs, cells divide and grow in a regulated and controlled fashion. When these cell start to divide and grow unpredictably and uncontrollably, it develops into a lump know as tumor. These groups of abnormal cell can infiltrate causing destruction of surr

Breast Cancer

Breast cancer occurs when normal cells of breast change their characteristics and grow uncontrollably. Breast Cancer is the second most common cause of cancer death after lung cancer. Nearly one million women are diagnosed with breast cancer each year. It is usually detected as a breast

Peptic Ulcer Disease

Peptic Ulcer Diseases (PUD) are conditions where the lining of the stomach and the duodenum (first part of the small intestine) are damaged leading to the formation of open sores. The stomach and duodenum are in constant contact with gastric juice but the presence of a protective layer o