Placenta previa is a pregnancy condition in which the placenta partially or completely covers the cervix, the opening of the uterus that leads to the birth canal. The placenta normally attaches higher in the uterus, allowing the baby to pass through the cervix during delivery. In placenta previa, the placenta blocks or lies very close to the cervical opening. This …

Placenta accreta is a serious pregnancy condition in which the placenta grows too deeply into the wall of the uterus. Normally, the placenta attaches to the uterine lining during pregnancy and detaches easily after childbirth. In placenta accreta, the placenta attaches more firmly and does not separate normally after delivery. This condition is part of a group known as placenta …

Polycystic Kidney Disease is a genetic disorder in which clusters of fluid-filled sacs called cysts develop in the kidneys. These cysts gradually enlarge and can interfere with normal kidney function. Over time, the kidneys may become enlarged and lose their ability to filter waste from the blood effectively. There are two main types of polycystic kidney disease: autosomal dominant polycystic …

Pityriasis rosea is a common, temporary skin condition that causes a distinctive rash. It usually begins with a single large patch on the skin, often called a herald patch, followed by the appearance of smaller patches on the chest, back, abdomen, or limbs. The rash often forms a pattern on the back that resembles the shape of a Christmas tree. …

Pituitary tumors are abnormal growths that develop in the pituitary gland, a small gland located at the base of the brain. The pituitary gland plays a vital role in regulating many hormones that control important body functions such as growth, metabolism, reproduction, and stress response. Most pituitary tumors are benign, meaning they are not cancerous and do not spread to …

Pinworm infection is a common intestinal infection caused by small parasitic worms called pinworms. The scientific name of this parasite is Enterobius vermicularis. These tiny, white worms usually live in the large intestine and rectum of infected individuals. Pinworm infection is most common in children but can affect people of all ages. The infection spreads easily in places where people …

Pineoblastoma is a rare and aggressive type of brain tumor that develops in the pineal gland. The pineal gland is a small gland located deep in the center of the brain and is responsible for producing the hormone melatonin, which helps regulate sleep and wake cycles. Pineoblastoma belongs to a group of tumors known as pineal parenchymal tumors. It is …

A pinched nerve occurs when excessive pressure is applied to a nerve by surrounding tissues such as bones, cartilage, muscles, or tendons. This pressure disrupts the nerve’s normal function and can lead to pain, tingling, numbness, or weakness in the affected area. Pinched nerves commonly occur in areas where nerves travel through narrow spaces in the body, such as the …

Sacral Dimple is a small indentation or pit in the skin located just above the crease between the buttocks, near the lower back. It is a common congenital condition, meaning it is present at birth. In most cases, a sacral dimple is harmless and does not cause any health problems. Simple sacral dimples are typically small, shallow, and located close …

Pheochromocytoma is a rare tumor that develops in the adrenal glands, which are small glands located on top of each kidney. These tumors arise from specialized cells that produce hormones called catecholamines, including adrenaline and noradrenaline. These hormones play a key role in regulating blood pressure, heart rate, and the body’s response to stress. Most pheochromocytomas are noncancerous, but they …