Myxedema Myxedema Definition: Myxedema or myxoedema is another term for severely advanced hypothyroidism. This is a condition that occurs when our body doesn’t produce enough thyroid…
Atelectasis Atelectasis Definition: Atelectasis is a medical term used to describe the complete or partial collapse of a lung. It is sometimes referred to as a…
Nephrotic Syndrome Nephrotic Syndrome Definition: Nephrotic syndrome is a kidney disorder that causes our body to excrete too much protein in our urine. Small blood vessels in…
Hypoproteinemia Hypoproteinemia Definition: Hypoproteinemia is a condition where a person has a very low level of protein in their blood. There are several causes that all…
Cirrhosis Cirrhosis Definition: Cirrhosis is a serious degenerative disease that occurs when healthy cells in the liver are damaged and replaced by scar tissue, usually as…
Respiratory System (Anatomy) Respiratory System (Anatomy) Definition: The respiratory system (also referred to as the ventilator system) is a complex biological system comprised of several organs that facilitate…
Pulmonary Alveolus Pulmonary Alveolus Definition: Pulmonary alveolus (plural: alveoli, from Latin alveolus, “little cavity”), informally known as air sac, is any of the innumerable minuscule, thin-walled, capillary-rich…
About Pneumonia About Pneumonia Definition: Pneumonia is an infection in one or both lungs. It can be caused by bacteria, viruses, or fungi. Bacterial pneumonia is the…
Actinic Cheilitis Actinic Cheilitis Definition: Actinic cheilitis, sometimes known as “farmer’s lip” or “sailor’s lip,” is a precancerous condition related to cumulative lifetime sun exposure. Essentially it…
Angular Cheilitis Angular Cheilitis Definition: Angular cheilitis (AC) is a common inflammatory condition affecting the corners of the mouth or oral commissures. It is also known as…
Epidermis Epidermis Definition: The epidermis is the outer layer of the three layers that make up the skin, the inner layers being the dermis and hypodermis.…
Dysesthesia Dysesthesia Definition: Dysesthesia is pain triggered by the central nervous system, commonly associated with multiple sclerosis (MS). Pain doesn’t always enter the discussion when talking…