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.

Mucopolysaccharidosis type hurler-scheie definition: Hurler-Scheie is a subtype of MPS I, along with the Hurler syndrome. It is a deficiency in the a-L-iduronidase enzyme & the lysosomal accumulation of mucopolysaccharides....
Also known as mucopolysaccharidosis type I, Hurler syndrome is a genetic disorder that results in the deficiency of alpha-L iduronidase. It is an enzyme that breaks down mucopolysaccharidosis in the lyosomes. A buildup of heparan sulfate & dermatan sulfate occurs in the bosy without said enzyme. Hur...
Mucopolysaccharidosis type i scheie syndrome definition: Mucopolysaccharidosis Type I or Scheie syndrome is an inherited disease of metabolism in which the body cannot properly break down long chains of sugar molecules called glycosaminoglycans. Belonging to the group of disease called mucopolysaccharidosis, it is specifically known as MPS I S....
Mucopolysaccharidosis type ii hunter syndrome- mild form definition: Hunter syndrome or mucopolysachharoidosis Type II is a lyososomal storage disease caused by a deficiency or absence of the enzyme idunorate-2-sulfatase (l2S). It is named after Scottish physician Charles A. Hunter who emigrated to Canada & practiced medicine there....
Mucopolysaccharidosis type ii hunter syndrome- severe form definition: Mucopolysaccharidosis Type II, called Hunter syndrome, has a severe form, Type A, which is usually found in children aged 18-36 months. Also considered the classic form, affected children may survive into the second & third decades of life....
Mucopolysaccharidosis type iv 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,...
Mucopolysaccharidosis type vi maroteaux-lamy - severe, intermediate definition: Affecting one in 100,000 people, Maroteaux-Lamy syndrome is a rare genetic disorder affecting one in 100,000 people wherein the enzyme arylsulfatase B is missing. The enzyme normally breaks down the mucopolysaccharides dermatan sulfate & without it mucopolysaccharides build up in all tissues in the ...
Sly syndrome or Mucopolysaccharidosis type VII is an autosomal recessive lyososomal storage disease characterized by a deficiency of the enzyme ?-glucuronidase, a lyososomal enzyme. The deficiency in the said enzyme results to the accumulation of certain comples carbohydrates in many tissues & organ...
Mucormycosis also known as zygomycosis or phycomycosis is a rare yet life threatening & serious infection of fungi, usually affecting the face or oropharyngeal cavity. Occasionally, when caused by Pythium or other similar fungi, the condition may affect the gastrointestinal tract or the skin. It oft...
Mulibrey nanism syndrome definition: Mulibrey nanism is a genetic disease & is an extremely rare autosomal recessive genetic disorder characterized by profound growth delays & distinctive abnormalities of the muscles, liver, brain & eyes. The disorder can lead to dwarfism, which is another term for nanism. Mulibrey is an acronym that s...
Also known as MRKH syndrome, Mullerian agenesis refers to a 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, He...
Multifocal ventricular premature beats definition: A form of irregular heartbeat in which the ventricle contracts prematurely, ventricular premature beat (VPB) or extrasystole is also known as premature ventricular contraction (PVC). The disorder may be perceived as a "skipped beat" or as palpitations. PVCs are said to be a natural probe since they ...
Multi-Infarct Dementia is a common type of dementia occurring in elderly people aged 65 years old & above. The term usually pertains to a group of syndromes resulting from vascular lesions in the brain....
Multiple chemical sensitivity definition: Described as a chronic, recurring condition, Multiple chemical sensitivity is characterized by several adverse & variable affects from exposure to otherwise low levels of substances in modern human environments. MCVS has also been termed toxic injury (TI), chemical sensitivity (CS), chemical injury ...
Multiple endocrine neoplasia type 1 definition: Sometimes called multiple endocrine adenomatosis or Wemer's syndrome, Multiple endocrine neoplasia type 1 (MEN1) is an inherited disorder affecting the endocrine glands. Occurring only in about 3 to 20 persons out of 100,000, MEN1 is quite rare but affects both sexes equally & has no geographical, e...
Multiple endocrine neoplasia type 2 (MEN2) is a group of medical disorders linked with tumors that maybe benign or malignant, of the endocrine system. Generally occurring in endocrine organs such as thyroid, parathyroid & adrenals, tumor/s may also occur in endocrine tissues & not in a classical end...
Multiple hereditary exostoses definition: Hereditary multiple exostoses (HME) is a medical condition that is rare, in which bony spurs or lumps (exostoses, or osteochondromas) develop on a child's bone. The disease is synonymous with Multiple hereditary exostoses & Multiple osteochondromatosis. The latter is the term used by the World Healt...
Multiple myeloma is a disease known to have several names; these include MM, myeloma, plasma cell myeloma, or as Kahler's disease after Otto Kahler. It a type of cancer of plasma cells that serve as immune system cells in the bone marrow that produce antibodies....
Previously known as multiple organ failure (MOF), multiple organ dysfunction (MODS) is altered organ function in an acutely ill patient requiring medical intervention to achieve homeostasis. Using the term MOF should be avoided since the term was coined based upon physiologic parameters to determine...
Multiple Personality Disorder of Disassociative Identity Disorder is a condition where by a person escapes the reality by using alternating or switching identities....
Multiple sclerosis is a chronic, inflammatory & demyelinating disease affecting the central nervous system. It also known as disseminated sclerosis or encephalomyelitis, which onset, usually occurs in young adults & more common among women. The disease was first described in 1868 by Jean-Martin Char...
Multiple system atrophy definition: A disorder in which multiple parts of he nervous system experience degeneration, multiple system astrophy (MSA) encompasses three syndromes namely Shy-Drager syndrome, striatonigral degeneration & olivopontocerebellar atrophy. The three were previously thought to be unrelated but are now known to al...
Mumps or epidemic parotitis is a human viral disease. "Mumps" originally meant "to mumble" & came to be useful to the disease due to the side effects it causes. Mumps was a common childhood disease worldwide prior to the development of vaccination & the introduction of a vaccine. It remains to be a ...
Munchausen syndrome definition: Named after Baron von Manchausen, Munchausen syndrome is a factitious psychiatric disorder or a mental illness. The condition's symptoms are caused by the affected persons themselves or self induced in order to draw attention or sympathy....
Murray Valley encephalitis is a potentially fatal disease caused by Murray Valley encephalitis virus (MVEV), which can cause serious neurological repercussions when infecting humans....
Muscle contraction headache pertains to a type of headache that results from tension or sustained muscle contraction....
A muscle cramp is a sudden contraction of the muscles resulting in intense pain & the inability to use the affected muscles....
Muscle dysmorphia is a disorder in which a person becomes obsessed with the idea that he or she is not muscular enough. People who suffer from muscle dysmorphia tend to hold delusions that they are "skinny" or "too small" but are often above average in musculature. Referred to as bigorexia or revers...
Muscle Strain or commonly known as "pulled" muscles is a condition whereby there is a stretching or tearing of the muscles in contrast with the muscle sprain which is the stretching or tearing of the ligaments....
Muscular dystrophy definition: Referring to a group of genetic & hereditary muscle disease that cause progressive muscle weakness, muscular dystrophies are characterized by progressive skeletal muscle weakness defects in muscle proteins & the death of muscle cells & tissue. There are nine diseases that are classified as muscular ...
Muscular dystrophy, duchenne and becker type definition: Duchenne muscular dystrophy is characterized by decreasing muscle mass & progressive loss of muscle function in male children....
Muscular dystrophy, facioscapulohumeral definition: Facioscapulohumeral muscular dystrophy is an autosomal dominant from of muscular dystrophy that is also known as Landouzy-Dejerine. It initially affects the skeletal muscles of the face (facio), scapula (scapulo) & upper arms (humeral) & is the third most common genetic disease of skeletal muscle....
Myalgic encephalomyelitis definition: Also known as chronic fatigue syndrome (CFS), Myalgic encephalomyelitis is a poorly understood & debilitating disorder of uncertain cause or causes. According to a 1999 study among adults in the United States, CFS is thought to affect approximately 4 per 100 adults & commonly occurs among women ages...
Myasthenia gravis is an autoimmune disorder, a neuromuscular disease that can lead to fluctuating muscle weakness & fatiguability. The name is coined from Greek & Latin terms, which literally means serious muscle weakness....
Myasthenia gravis congenital definition: A neuromuscular disease, Myasthenia gravis is an autoimmune disorder that can lead to unpredictable muscle weakness & fatigability. The term is coined from Greek & Latin terms, which literally means serious muscle weakness....
Mycetoma, also referred to as Madura Foot, is a highly relevant disease commonly encountered in arid & semi-arid regions all over the world. This condition can be found in Mexico, the Sahel, in pan-Arabia, Brazil & in the semi-arid areas within India. Mycetoma can also exist in countries as distant ...
Mycobacterium avium complex (or MAC) pertains to a group of genetically-related bacteria of the genus Mycobacterium which, in humans, can cause fatigue, fever & weight loss....
Mycoplasma pneumoniae (shortened as M. pneumoniae) pertains to a tiny bacterium belonging to the class Mollicutes. In general, Mollicutes lack a peptidoglycan cell wall & instead have a cell membrane that contains sterol compounds similar to eukaryotic cells. These sterols are obtained from the host...
Mycoplasmal pneumonia is a bacterial infection caused by a very small bacterium, in the class Mollicutes. Characteristically, these organisms are resistant to penicillin as well as in other beta-lactam antibiotics. The bacteria closely associated with this condition spread via transmission of respir...
Mycosis Fungoides is also referred to as Alibert-Bazin Syndrome or granuloma fungoides. It is the most common presentation of cutaneous T-cell lymphoma wherein the skin is the primary part of the body that is affected. As the disease progresses, it can also affect the internal organs & the blood. Th...
Mycosis Fungoides Lymphoma is classified as the most common presentation of cutaneous T-cell lymphoma. In general, the skin is the primary part of the body that is affected. However, it can advance internally as the disease progresses. Initially described in 1806 by a French dermatologist named, Jea...
Myelitis is a disease that affects humans which is characterized by swelling or inflammation of the spinal cord. This condition targets & causes disruption in the functions of the central nervous system, particularly the part linking the brain & extremities....
Myelodysplasia is characterized by a diverse group of hematological conditions. This particular disease is associated with ineffective blood cell production. It is presented with varying chances of transforming into acute myelogenous leukemia. In majority of cases, this condition is also associated ...
Myelodysplastic Syndromes or MDS was previously known as Preleukemia. It is characterized by a diverse group of hematological conditions. This hematological disease is associated with ineffective blood cell production. It is presented with varying chances of transforming into acute myelogenous leuke...
Myelofibrosis with myeloid metaplasia is also referred to as Agnogenic Myeloid Metaplasia, Chronic Idiopathic Myelofibrosis & Primary Myelofibrosis. This condition was initially described in 1879. At present, it is classified as myeloproliferative disease resulting from the growth & proliferation of...
Myeloma is a kind of cancer of plasma cells which are immune system cells in bone marrow that produce antibodies. Myeloma is regarded as incurable, but remissions could be induced with steroids, chemotherapy, thalidomide & stem cell transplants. Myeloma is a part of the broad group of diseases calle...
Myelomeningocele otherwise known as the Spina Bifida is a birth defect that is often called the neural tube defect which is caused whenever the tissue found in the spinal cord of a fetus does not close orderly resulting in to a defect in the spinal cord & the backbone of the infant....
Myeloperoxidase deficiency is considered a common genetic disorder which is characterized by a deficiency in the quantity of enzyme myeloperoxidase or its lack of functionality in the human body. This enzyme can usually be found in some types of phagocytic immune cells, the polymorphonuclear leukocy...
Myiasis is a disease affecting both animals & humans resulting from parasitic dipterous fly larvae which is feeding on the host's living or necrotic tissues. Other colloquial terms used for the disease Myiasis are fly-strike & fly blown. Fritz Zumpt, a German entomologist described this disease as "...
Myoadenylate Deaminase Deficiency or MADD is classified as a metabolic disorder with a recessive genetic cause. This condition affects about 1-2% of the Eastern descent populations which makes it not particularly a rare disease. MADD is somewhat rarer in the Oriental populations. Myoadenylate Deamin...
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