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Results 1081 - 1090 of 1349 for Abnormal
  • Polycystic Kidney Disease (PKD) Overview
    Health - 30 Dec 2022
    Polycystic kidney disease (PKD) is a hereditary condition in which the kidneys develop multiple cysts. This leads to renal enlargement, distortion of the normal structure of the kidneys and functional...
  • Hyperkeratosis - Thickening of Keratin in Epidermis
    Health - 30 Dec 2022
    Hyperkeratosis is the term to describe thickening of keratin in the epidermis, which is the outer layer of the skin. Keratin is a protein found in the outer layers of the skin that helps to protect...
  • Autosomal Dominant vs Autosomal Recessive Polycystic Kidney Disease (PKD)
    Health - 30 Dec 2022
    Polycystic kidney disease (PKD) exists in two variants, which are inherited in different ways, named autosomal dominant PKD (ADPKD) as opposed to autosomal recessive (ARPKD). Apart from this obvious...
  • Low Sperm Count
    Health - 29 Dec 2022
    A low sperm count, or oligospermia, is a condition in which the concentration of sperm in the ejaculated semen is too low to promote the natural fertilization of an ovum. It is usually defined as a...
  • Intracytoplasmic Sperm Injection (ICSI)
    Health - 29 Dec 2022
    Assisted reproductive techniques (ART) took a quantum leap in 1978 with the birth of the first ‘test-tube baby,’ Louise Brown, who was conceived through in vitro fertilization (IVF), crowning decades...
  • Pulmonary Atresia - Congenital Heart Defect
    Health - 29 Dec 2022
    The term ‘pulmonary’ refers to the lungs and ‘atresia’ means missing, so pulmonary atresia is a congenital heart defect in which the pulmonary valve of the infant is missing. The pulmonary valve...
  • How Does the Progestogen-only Pill Work?
    Health - 29 Dec 2022
    Modern contraceptives have many mechanisms of action; some are combined hormonal contraceptives, some are progestogen-only, while others are intrauterine devices which release either copper or...
  • What Are Cystoscopy and Ureteroscopy?
    Health - 29 Dec 2022
    Cystoscopy and ureteroscopy are diagnostic or therapeutic procedures, usually performed by urologists, or doctors who specialize in diseases of the urinary tract. These procedures use endoscopes to...
  • Intrauterine growth restriction: pathophysiology
    Health - 29 Dec 2022
    Intrauterine growth retardation (IUGR) is a condition in which the baby fails to grow properly in the mother’s womb. While there are various causes, they can be placed under three headings in all:...
  • Types of Eye Allergy
    Health - 29 Dec 2022
    Around 40 – 60% of individuals with allergies will experience an eye-related symptom. This article describes some of the most common types of eye allergy.

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