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DISEASES INDEX [L]

Common Diseases List (L): 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.

Labrador Lung is kind of Pneumoconiosis. This medical condition is an occupational lung disease; a disease that is related to work associated exposures to various harmful elements. Labrador lung is primarily caused by inhalation of dust mixed with silica & other inorganic compounds like iron. The ac...
Labyrinthitis is a disorder associated with maintaining balance. The condition is an inflammatory process affecting the labyrinths (a part of the auditory system) that accommodates the vestibular system in the inner ear. The vestibular system is that part of the ear responsible for sensing head posi...
Lactase deficiency definition: Lactose intolerance, also called lactase deficiency, means the person isn't able to fully digest the milk sugar (lactose) in dairy products. It's not usually dangerous, but symptoms of lactose intolerance can be uncomfortable enough to steer the person clear of the dairy aisles....
Lactation mastitis definition: Mastitis is an infection of the breast tissue that leads to pain, swelling & redness of the breast. Mastitis most frequently affects women who are breast-feeding, although in rare circumstances this condition can occur outside of lactation...
Lactic acidosis is a condition formed by the excess amounts of lactic acid in the body. This buildup causes loss of balance & coordination, shortness of breath & may lead to other complications such as diabetes & liver disease. Among the symptoms of lactic acidosis are rapid breathing & abdominal pa...
Lactose intolerance, also called lactase deficiency, means you aren't able to fully digest the milk sugar (lactose) in dairy products. It is not usually dangerous, but symptoms of lactose intolerance can be uncomfortable enough to steer you clear of the dairy aisles....
Lafora disease is a deadly autosomal hereditary disease marked by the presence of inclusion bodies within the cells of neurons, heart, liver, skin & muscles. These inclusion bodies are known as Lafora bodies. Lafora Disease is name after a Spanish neuropathologist, Gonzalo Rodriguez Lafora....
Lambert-Eaton Myasthenic Syndrome is a rare autoimmune disorder that involves the neuromuscular junction. It has a great similarity with Myasthenia Gravis, but there are also obvious distinctions with the symptoms & pathogenetic features between the two medical conditions. The disease is common in m...
Lamellar Ichthyosis is a rare inherited skin disorder. An infant born with this disorder is covered with a translucent membrane; after the membrane is cast off, it will reveal different sizes of red scaly skin patches....
Landau-Kleffner syndrome is a rare, childhood neurological syndrome marked by the abrupt or slowly development of inability to understand or express language (aphasia) & an abnormal electroencephalogram or EEG. This is because the syndrome affects the part of the brain that is responsible for compre...
Landouzy-Dejerine muscular dystrophy, also known as Facioscapulohumeral muscular dystrophy is an autosomal dominant form of muscle weakness disorder. On the initial onset of this disorder, the first affected part is the facial, scapulo & humeral skeletal muscles. Landouzy-Dejerine muscular dystrophy...
Langer-Giedion syndrome is a very rare genetic disorder that occurs when a chrosomal material is deleted. This syndrome is also known as trichorhinophalangeal syndrome or LGCR (for Langer-Giedion Chromosome Region). This medical condition is named after the two doctors dig into research about this c...
Langerhans cell histiocytosis is a medical condition characterized with the increased production of Langerhans cell. Langerhans cell are abnormal cells originating from the bone marrow & have the capability to drift from the skin to the lymph nodes. Langerhans cell histiocytosis was formerly referre...
Laparoschisis, also known as gastroschisis is a medical condition characterized by an abnormal opening in the abdomen causing some of the abdominal contents to develop outside the fetal abdomen. Laparoschisis is also known by other medical names: abdominoschisis & paraomphalocele. This occurrence ha...
Laron-type dwarfism also known as Laron syndrome, is a autosomal recessive disorder; where the body has adequate amounts of growth hormones but is deficient with receptors needed to develop the growth hormones resulting to excessively short stature or dwarfism. Laron-type dwarfism is named after the...
Larsen syndrome is a rare autosomal dominant genetic disease. It is a rare connective tissue disorder. This medical condition is very rare with the incidence occurring only 1 in every 100,000 people. Larsen syndrome was named after L.J. Larsen, who was responsible for writing about the condition in ...
Laryngeal cancer is the cancer of the larynx. It often results to permanent loss of voice or degeneration of the larynx....
Laryngeal carcinoma is cancer of the laryngeal area. It is also referred to as cancer of the larynx or laryngeal cancer. Usually, laryngeal carcinomas are squamous cell carcinomas that come from the squamous cells that form a large part of the laryngeal cavity....
Laryngeal Papillomatosis is a rare medical condition characterized by the development of tumors in the larynx, vocal chords, or respiratory tract. This medical condition is caused & triggered by Human Papilloma Virus (HPV) infection in the throat. In due course, these tumors will cause blockage to t...
Laryngitis is the medical term for inflammation & swelling of the larynx, which is also known as the voice box. A lot of the causes of laryngitis, such as common viruses or using your voice too much, are not serious. there are few causes, however, require medical attention....
Laryngocele is a rare medical condition where an air-filled sac connected with the larynx becomes enlarged. It can be of congenital nature. It can also be acquired. Players of wind instruments are probable victims of this rare disorder because of continuous strong expiration, which gives weighty pre...
Laryngomalacia is a medical condition wherein the larynx is extremely soft enough to cause breathing difficulties & also can initiate voice quality negative effects. Because the larynx is very soft, it tends to collapse during inhalation causing blockage to the airway passage. Laryngomalacia is lite...
Larynx cancer, or laryngeal cancer, is a grave condition in which the larynx is ruined due to growths & infections. This can lead to loss of one's voice....
Lassa fever is an acute viral hemorrhagic fever named after the town in Lassa, Nigeria. The disease was first described in 1969 & is widespread in West African nations....
Latent tuberculosis is a form of tuberculosis in which the actual disease is not actively felt by the patient. This form of tuberculosis is not contagious, but it is still caused by Mycobacterium tuberculosis. The disease is diagnosed be special tests such as Mantoux test, Heaf test & Tine test & is...
Lateral epicondylitis is commonly called tennis elbow where the outer part of the elbow becomes painful & tender. Based from the available scientific evidence, tennis elbow is an idiopathic, self-limiting, enthesopathy, of middle age. A lot of other hand & arm conditions, speculative etiologies such...
Latex allergies definition: The protein in rubber can cause an allergic reaction in some people. The thin, stretchy latex rubber in gloves, condoms & balloons is high in protein. It causes a lot of allergic reactions than products made of hard rubber (like tires). And also, because some latex gloves are coated with cornstarch ...
Lattice dystrophy is a medical condition wherein abnormal fibers build up in a specific part of the eye's anterior stroma....
The Laurence-Moon-Bardet-Biedl syndrome, sometimes called Bardet-Biedl synrome, is a rare genetic disorder characterized by mental retardation, hypogonadism, obesity & renal failure....
Lazy eye definition: The brain & eyes work together to produce sight. If the brain favors one eye - often due to poor vision in the other eye - the weaker eye tends to wander inward or outward. Gradually, the brain may ignore the signals received from the weaker eye. This condition is called lazy eye (or also known as a...
The LCHAD deficiency, or Long-chain 3-hydroxyacyl-coenzyme A dehydrogenase deficiency, is a disorder affecting the autosomal recesssive fatty acid oxidation....
Lead poisoning is a result of exposure to lead in the environment. Even thou lead is no longer used in paints, gasoline, water pipes & other products, some lead-based products still exist & may pose a health hazard....
Leber optic atrophy definition: Leber's hereditary optic neuropathy (LHON), also known as Leber optic atrophy, is a condition that consists of the degeneration of the retinal ganglion cells (RGC) that leads to permanent loss vision. This disease is common among males....
Leber's congenital amaurosis is another name for Leber's hereditary optic neuropathy (LHON). it is an eye disease that consists of swelling & wastage of the retinal ganglion cells. This may result to permanent loss of eye vision....
Leber's Disease, medically referred to as Leber's hereditary optic neuropathy (LHON), is a disease in which retinal ganglion cells degenerate causing loss of central vision. This disease occurs only on males....
Leber's hereditary optic neuropathy (LHON) is a disease characterized by the deterioration of the retinal ganglion cells (RGC) that results to permanent loss of eye vision. This disease commonly affects males....
Leber's optic neuropathy is an eye illness characterized by the swelling & eventual decay of the retinal ganglion cells. This results to permanent loss of eye vision....
Leber's optic neuropathy is an eye illness characterized by the swelling & eventual decay of the retinal ganglion cells. This results to permanent loss of eye vision....
Lecithin cholesterol acyltransferase deficiency is a kind of protein disorder affecting lipoprotein metabolism. It is the cause of cholesterol esters in the body. Lecithin cholesterol acyltransferase deficiency is found in two forms, the complete LCAT deficiency & the fish eye disease, wherein there...
Ledderhose disease, also known as plantar fibromatosis, is a non-malignant swelling & thickening of the fascia, or the feet's connective tissue. It is not painful, but the nodules growing along the foot's tendons stiffen the toes, which in turn disables the person's ability to walk properly....
Left heart failure is a condition wherein the left side of the heart becomes unable to pump enough blood to the different parts of the body....
Leg cramps definition: A leg cramp is an involuntary, sustained tightening (contraction) of one or more of your muscles. It may result in intense pain & an inability to use the affected muscles. Leg cramps are contractions of the muscles, which is often in the back of the lower leg (calf). They usually occur just as you'r...
Legionellosis is a contagious disease that causes respiratory illnesses such as pneumonia & pontiac fever. It was first described in 1976 when an outbreak occurred in a convention in Philadelphia, U.S.A. An average of 8,000 to 18,000 people in the Unites States acquire the disease each year....
Leigh disease, or Subacute Necrotizing Encephalomyelopathy (SNEM), is a rare disorder affecting the central nervous system....
Leiomyoma is a benign muscle neoplasm which may develop in any body organ but occurs mostly in the esophagus, small bowel & the uterus....
Leiomyosarcoma is a rare type of cancer in which a malignant neoplasm develops in the involuntary muscles. Leiomyosarcoma is commonly detected in gastrointestinal organs such as the small intestine, retroperitoneum & the stomach....
Leishmaniasis is a kind of disease brought about by protozoan parasites under the genus Leishmania. It is formerly known as Orient Boils, Baghdad Boil, Dum-Dum fever or Leichmaniosis....
Lemierre's syndrome is a rare bacterial disease that usually targets young adults. It brings about an inflammation of the internal jugular vein. A blood clot also develops in the said area during the onset of the disease. It was first described by Andre Lemierre in 1936 & the disease has produced ab...
The Lennox-Gastaut syndrome or LGS is a kind of epilepsy that usually occurs in children two to six years of age. It is oftentimes coupled with behavior problems & eventual mental retardation....
Lentigo simplex definition: A type of color-containing (pigmented) lesion not caused by sun exposure, which looks like the freckle-like condition (lentigo) cause by sun exposure (solar lentigo) is called lentigo simplex. It can occur anywhere on the body, including areas that are not exposed to sunlight. Lentigo simplex can al...
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