Dr. Karim Thomas Sadak MD, MSE

Hemorrhoids are inflamed and swollen veins in the rectum, which is the last section of the digestive system. They can also occur at the opening of the anus. The veins in the lower rectum and anus tend to swell under pressure, which is basically what causes hemorrhoids. They cause severe pain in the...

Heat rash is a skin condition that is also called as "miliaria". It occurs as a result of excessive sweating that leads to the blocking of sweat glands. Once your sweat glands are blocked, sweat accumulates in the skin layers causing rashes. Most the symptoms of this condition are characterized by...

Leukemia in its early stages may present no signs or symptoms, as these only appear when the leukemia cells have taken over a large number of normal blood cells. A person with leukemia is very lucky indeed if early-stage detection occurs incidentally, through a routine blood test or one done for...

PurpuraPurpura refers to purple-colored spots that are usually seen on the skin, including mucous membranes and other organs. It is also called skin hemorrhages or blood spots.Purpura is usually recognized when there is pooling of blood under the skin due to ruptured small blood vessels. The size of...

IntroductionA decrease in the number of white blood cells (WBCs) is referred to as leukopenia. There are several causes for leukopenia. It may be due to certain drugs, cancer, radiation and chemotherapy for cancer, stem cell transplant, surgery, steroids, or autoimmune disorders. The immune system...

Lymphoma is a blood cancer that affects both children and adults.Lymphoma begins its growth in the lymphatic white blood cells of the lymph system. This system is a major warrior in fighting off infections and diseases. It is part of the body’s immunity team.The lymph system loops throughout the...