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Sickle cell disease (SCD), also simply called sickle cell, is a group of hemoglobin-related blood disorders typically inherited. [2] The most common type is known as sickle cell anemia. [2] It results in an abnormality in the oxygen-carrying protein haemoglobin found in red blood cells. [2] This leads to a rigid, sickle -like shape under ...
Sickle cell trait causes a change in the haemoglobin molecule in the blood. Normally, red blood cells have a very flexible, biconcave shape that allows them to move through narrow capillaries ; however, when the modified haemoglobin S molecules are exposed to low amounts of oxygen, or crowd together due to dehydration, they can stick together ...
Stroke (also known as a cerebrovascular accident (CVA) or brain attack) is a medical condition in which poor blood flow to the brain causes cell death. [5] There are two main types of stroke: ischemic, due to lack of blood flow, and. hemorrhagic, due to bleeding.
In a review of 26 medical studies, a handheld device using autofluorescence imaging successfully "lit up" bacteria in nine out of 10 wounds. The lighting technology allows clinicians to see ...
The most common symptoms can be summed up in the acronym "CRAB," which stands for high calcium levels in the blood, renal (or kidney) insufficiency, anemia and bone destruction, experts say.
September 17, 2024 at 5:02 AM. (Reuters) - Meta Platforms is rolling out enhanced privacy and parental controls for Instagram accounts of users under 18 in a significant overhaul aimed at ...
Apoptosis (from Ancient Greek: ἀπόπτωσις, romanized: apóptōsis, lit. 'falling off') is a form of programmed cell death that occurs in multicellular organisms and in some eukaryotic, single-celled microorganisms such as yeast. [1] Biochemical events lead to characteristic cell changes (morphology) and death. [2]
Sjögren syndrome or Sjögren's syndrome (SjS, SS) is a long-term autoimmune disease that primarily affects the body's exocrine glands, particularly the lacrimal and salivary glands. [4][8] Common symptoms include dry mouth, dry eyes and often seriously affects other organ systems, such as the lungs, kidneys, and nervous system.