DISEASES INDEX [M]

SIGNS SYMPTOMS / DISEASES INDEX [M]

Common Diseases List (M): Find medical advices, information and definitions about common diseases, illnesses, disorders, syndroms and deficincies. What are the signs, symptoms, causes, diagnosis, management, and treatments information. Click the disease link to view details.

Mitral valve prolapse, familial, autosomal dominant definition: Mitral valve prolapse is a heart disease in which during systole, the mitral valve leaflet is displaced into the left atrium. An individual with this disease has an abnormally thick mitral valve leaflet....
Mitral valve prolapse, familial, x-linked definition: This heart disease is congenital where an abnormal heart valve (mitral valve) fails to close properly & allows some blood to leak through....
Mitral valve regurgitation otherwise known as the mitral regurgitation or the mitral insufficiency, or the mitral incompetence, is a medical condition where the heart's mitral valve does not close tightly causing the blood to flow back in the heart causing fatigue & shortness of breathing....
Mitral valve stenosis otherwise known as the mitral stenosis is a condition whereby the heart mitral valve is narrowed which thereby prevents the valve from opening fully & causes obstruction of blood flow between the left chamber of the heart....
Mittelschmerz, a German word to refer middle pain, is condition where there is pain on one side of the lower abdomen that usually occurs in women midway or 14 days before their menstrual period....
Mixed connective tissue disease definition: A disease also known as Sharp syndrome, mixed connective tissue disease (MCTD) is a term used by some experts to describe a collection of symptoms similar to those of systemic lupus erythematosus, scleroderma, polymyositis & dermatomyositis. MCTD is a serious autoimmune disease in which the body's d...
Mobius syndrome definition: Named after German neurologist Paul Julius Mobius, Mobius/Moebius syndrome is an extremely neurological disorder....
MODY diabetes is short for Maturity Onset Diabetes of the Young & pertains to a rare type of diabetes mellitus types that is genetically inherited....
Mody syndrome definition: Referring to any several rare hereditary forms of diabetes mellitus due to dominantly inherited defects of insulin secretion, maturity onset diabetes of the young or MODY acts like a mild version of type 1 diabetes. the continued partial insulin production & normal insulin sensitivity however mean i...
Moebius syndrome definition: This extreme neurological disorder is named after German neurologist Paul Julius....
Moersch woltmann syndrome definition: Moersch-Woltmann syndrome, also known as stiff person disease, is a rare neurological disorder that causes severe muscle stiffness which could lead to paralysis....
Moeschler Clarren syndrome is also known as a congenital disorder affecting the development of the lower half of the face, most commonly the ears, the mouth & the mandible. The disease can either occur on one side of the face or both & sever cases can lead to difficulties in breathing, blocking the ...
Mold allergy definition: There are over a thousand identified types of mold found in the environment. However, only a few dozen are culprits in triggering an allergic reaction. Mold allergy is the hypersensitivity to exposure to certain types of mold, which can either thrive outdoor or indoor....
Mole, atypical definition: Atypical moles (atypical nevi) or otherwise known as dysplastic moles (dysplastic nevi) are cause by collections of the color-producing (pigment-producing) cells of the skin (melanocytes) in which the cells grow in abnormal way. They may occur as new lesions or as a change in an existing mole & may ...
Moles otherwise known as Nevi, are clusters of pigmented cells that is usually small & dark brown in color spots. It is usually not harmless but in some cases they are cancerous....
Molluscum contagiosum definition: A viral infection of the skin or occasionally of the mucous membranes, Molluscum contagiosum or MC has no animal reservoir & just like smallpox, only infects humans. MC has four different types namely MCV, MCV-1 to -4. The most prevalent is MCV-1, while MCV-2 commonly occurs among adults & is often ...
Mondini dysplasia definition: Sometimes known as Mondini malformation, Mondini dysplasia is an abnormality in the inner ear that may cause hearing loss. It is said that a person with the disorder had an incomplete cochlea, meaning, it has two, one & one half, one or no turns at all in the cochlea. Normal cochleas have two & a ha...
Mondor's disease definition: Named after French surgeon Henri Modor, Mondor's disease is a rare condition that may involve thrombophlebitis of the breast's superficial veins & the anterior chest wall. The disease may sometimes occur in the arm or penis. The disease is benign & self-limited. It may also involve 1 or more of 3 ve...
Monge's disease definition: A disease that can develop during extended time living at altitude, Monge's disease, or Chronic mountain sickness was first described in 1925 by Carlos Monge. Its acute form is called acute mountain sickness, which occurs shortly after ascent to high altitude. Medicine describes high altitude as ove...
Monilethrix definition: Said to be an autosomal dominant hair disease resulting in short, fragile & broken hair that appears beaded, Monilethrix got its name from the Latin word monile which means necklace & thrix, which is the Greek word for hair. It has not been determined though whether the disease is a disorder of the ...
Monilla infection, also known as yeast infection, is a vaginal disease caused by the monilla fungus....
Monkeypox is a rare infectious disease caused by monkeypox virus. The disease is first identified in laboratory monkeys, giving it its name. The disease is more prevalent in Central & West Africa, but an outbreak occurred also in the United States in 2003. Monkeypox can be difficult to distinguish f...
Monoclonal gammopathy of undetermined significance (MGUS) or benign monoclonal gammopathy is a condition in which a low or non-quantifiable level of a monoclonal paraprotein is detected in the blood by means of protein electrophoresis. Undetermined in the term may also be replaced with unknown or un...
Monomelic amyotrophy (or MMA) pertains to a rare disorder of the motor neurons, which are a group of nerves responsible for controlling voluntary muscles....
Mononeuritis multiplex comes out from problems with multiple individual nerves serially or almost simultaneously. It is a painful asymmetric asynchronous sensory & motor peripheral neuropathy involving isolated damage to at least 2 separate nerve areas....
Infectious mononucleosis (mono), or glandular fever, is often called the kissing disease. The virus that causes this disease is transmitted by saliva, so kissing can spread the virus, but so can coughing, sneezing, or sharing a glass or food utensil. The name comes because the number of mononuclear ...
Morning sickness also called nausea, vomiting of pregnancy (emesis gravidarum or NVP), or pregnancy sickness, affects between 50 & 95 percent of all pregnant women as well as some women who use hormonal contraception or hormone replacement therapy. The nausea could be mild or induce actual vomiting....
Morphea, a localized form of scleroderma, is a condition whereby there is the occurrence of the reddish or the purplish patching on the skin which usually occurs in the person's arms, torso & legs....
Morquio disease, type a definition: Referred to as mucopolysaccharidosis IV or Morquio, the disorder is known to be an autosomal recessive mucopolysaccharide disease that is usually inherited. It is also considered a relatively rare case of dwarfism with serious consequences. This happens when the body cannot process certain types of ...
Morquio disease, type b definition: Also referred to as mucopolysaccharidosis IV or Morquio, the disease is known to be an autosomal recessive mucopolysaccharide disease that is more often than not inherited. It is also considered a relatively unusual case of dwarfism with serious consequences. This happens when the body cannot proces...
Morquio syndrome definition: Referred to as mucopolysaccharidosis IV or Morquio, the disorder is known to be an autosomal recessive mucopolysaccharide disease that is usually inherited. It is also considered a relatively rare case of dwarfism with serious consequences. This happens when the body cannot process certain types of ...
Morton's Neuroma, also called the plantar neuoma or the intermetatarsak neuroma, is a noncancerous growth of the nerve tissue in the foot, usually between the third & the fourth toes. It is not necessarily considered as a tumor but a mere thickening of the tissue around the digital nerves leading to...
Morvan disease is a rare autoimmune disorder characterized by muscle abnormalities, cramping, weakness, delirium & insomnia. There are only about 14 recorded cases of the disease throughout medical history....
Mother to baby infections definition: Mother-to-baby infections are diseases that are transmitted when a mother's amniotic membranes rupture. In the stage where her ?water bag breaks?, microbes such as viruses & bacteria can enter the womb. Other harmful microbes can also enter the womb during labor, which can affect the baby's growth &...
Motion sickness (also known as car sickness, sea sickness, air sickness) occurs when two "motion messages" to the brain conflict. One "motion message" comes from the inner ear that controls balance & another "motion message" is from the eyes. During this changes in position caused by travel, these t...
MND or motor neurone diseases are a group of progressive neurological disorders that destroy the cells that control voluntary muscle activity such as speaking, walking, breathing & swallowing. Those cells are called motor neurons. The disease has several forms including amyotrophic lateral sclerosis...
Motor sensory neuropathy type 1 cutis congenital definition: Known as Hereditary Motor & Sensory Neuropathy (HMSN) or Peroneal Muscular Atrophy, Charcot-Marie-Tooth disease (CMT) is characterized by loss of muscle tissue & touch sensation, primarily in the feet & legs but also in the hands & arms in the advanced stages of disease. The disease is presently inc...
Mounier-kuhn syndrome definition: Mounier-Kuhn's syndrome, also called tracheobronchomegaly is a rare lung disorder characterized by marked widening or dilation of the trachea & sometimes the larger bronchial tubes. When this happens the ability to clear mucus from the lungs is impaired....
Mount reback syndrome definition: Mount-Reback syndrome or Mount' syndrome was named after the doctors who classified it namely Lester Adrian Mount & S. Reback. The disease is a form of Huntington's Chorea, a rare hereditary disease affecting various muscular & nervous systems in the body. Mount's syndrome passes to roughly 50% of t...
Mouth Cancer or Oral & throat cancers are pale lumps inside the mouth which does not in itself heal....
Mouth ulcer is a condition characterized by the appearance of an open sore inside the oral cavity. It is also alternatively known as oral ulcer....
Moyamoya disease definition: In most parts of the world, except Japan, Moyamoya is considered an extremely rare disease. Characterized by progressive intracranial vascular stenoses of the circle of Willis, the condition may result to ischemic events as well as hemorrhagic events. It may also lead to irreversible blockage of the...
Mpo deficiency definition: Myeloperoxidse deficiency or MPO is a common genetic disorder featuring deficiency, in either quantity or function of the enzyme myeloperxidase. Said enzyme can be found in certain phagocytic immune cells, particularly polymorphonuclear leukocytes....
Also called Mullerian agenesis, MRKH is the condition in a female where the mullerian ducts fail to develop & a uterus will not be present. MRKH stands for Mayer-Rokitansky-Kⁿster-Hauser Syndrome, derived from the names Augsut Franz Joseph Karl Mayer, Carl Freiherr von Rokitansky, Herman Kⁿster & G....
Muckle-wells syndrome definition: First described in 1962 by Thomas James Muckle & Michael Vernon Wells, Muckle-Wells syndrome is also known as Urticaria-deafness-amyloidosis (UDA). It is a rare autosomal disease, which causes sensorineural deafness, recurrent hives & can lead to amyloidosis. MWS happens when a mutation in the CIAS1...
Mucocele, oral definition: A harmless, fluid-containing (cyst-like) swelling of the mouth or lip lining (mucosa) due to mucus from the small salivary glands of the mouth leaking into the soft tissue, usually from injury (trauma) or blockage of the gland is called oral mucocele....
Mucocutaneous Lymph Node Syndrome otherwise known as the Kawasaki disease is a medical condition where there is an inflammation of the walls of the arteries throughout the body which may include the coronary arteries affecting the lymph nodes, skin & mucous membrane inside the throa, nose & mouth of...
Mucopolysaccharidosis definition: A group of autosomal recessive metabolic disorders, Mucopolysaccharidosis is caused to the absence or malfunctioning of lyosomal enzymes. Said enzymes are needed to break down the molecules called glycosaminoglycans....
Mucopolysaccharidosis type 3 definition: Mucopolysaccharidosis (MPS) type III or Sanfilippo syndrome can result from the deficiency of one of four enzymes that are necessary to degrade heparan sulfate. MPS III also has 3 subgroups namely A, B, C & D....
Mucopolysaccharidosis type 4 definition: This is also known as Morqui syndrome, a disorder known to be autosomal recessive mucopolysaccharide disease that is usually inherited. It is also considered somewhat a rare case of dwarfism with serious consequences. This happens when the body is unable process certain types of mucopplysaccharides,...
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