Tag: "abnormal" at medical news
New biomarker for cervical cancer
...ber ofdeaths from cervical cancer. But many of the abnormal
results it produces do notlead to an increased ris... year. "Of these the majority represent minimally abnormal
cytology, or ASCUS, atypicalsquamous cells of undetermined significance or LGSIL, low-grade squamous...
MRI breakthroughs could lead to new tests for heart disease
...eating and todiagnose blocked arteries based on an abnormal
pumping motion. The new test was made possible by speeding up the MRI scanner andcreating new software that allows for imaging that is very close to "real-time."Doctors can see heart movement within seconds after it happens. Previously, ittoo...
A new ion channel involved in cell proliferation: evidence for its oncogenic
... error, or if the mechanismsdesigned to delete the abnormal
cell fail. For this reason, virtually all of thepr...ausal link between the presence of thegene and the abnormal
growth. The results obtained indicate that the specificblockade of EAG expression causes a reduction...
AEDs user-friendly -- even for children
...ly caused by ventricularfibrillation -- a chaotic, abnormal
electrical activity of the heart that causesthe heart to quiver in an uncontrollable fashion. When this occurs, little orno blood is pumped from the heart. The person loses consciousness very quickly,and unless the condition is reversed, death foll...
Nanomolecular 'smart bombs' seek and destroy cancer cells
...theU-M Medical School. "The device will target to abnormal
cells. If it confirmspre-cancerous lesions, it can release a substance to kill the cell and thenverify that the cell is dead." The U-M project is one of five funded by the NCI's new UnconventionalInnovations Program, which supports peer-reviewed, hi...
Study reveals many dental patients don't realize they have major medical conditions
...nly 5 percent of participants reported ahistory of abnormal
cholesterol, while 56 percent tested positive forexceptionally high values, putting them at greater risk for strokes and heartattacks. "These and other underreported conditions found in the study are alarmingbecause it's important for patients to kn...
Study examines STDs among women-to-women sex partners
...noticing a number of women in theirmid-30s who had abnormal
Pap smears. These findings helped to secure the fi...gto clarify. BV is a common cause of vaginitis and abnormal
vaginal discharge. Itmay also be to blame for one out of five cases of preterm labor or babies bornw...
New medication effective against muscle disorder
...ns of the neck or shoulder muscles.This results in abnormal
head postures or repetitive, rhythmic, jerky movementsand, frequently, tremor and pain. The disease usually occurs later in life.Disability from cervical dystonia may significantly interfere with the abilityto lead a normal life. Injection of botuli...
Studies of growth hormone result in new class of drugs
...y seen in middle-aged adults, is characterized by abnormal
growth of the hands, feet, and bone and cartilage in the face and other parts of the body; and enlargement of the liver, spleen, kidneys and heart. Earlier this year, scientists with Sensus, which holds the license for the growth hormone antagonist ...
Annals Of Internal Medicine - tip sheet for November 2, 1999
...protein in the urine,then treating only those with abnormal
amounts of protein (Article, p. 660).Treatment of all patients was more expensive per patient but was associated withthe lowest probability of death or end-stage kidney disease and wascost-effective. An editorial says that therapeutic decisions still...
UF study shows contemporary method accurately predicts cancer risk
... -- or even treated -- when a growth is considered abnormal
but not yet cancerous. The same predictive power is available with standard excisional biopsy, but that approach involves cutting the breast and removing a much larger amount of tissue. In contrast, fine needle aspiration biopsy -- commonly called FN...
New gene therapy shows promise in improving success rate of leg bypass surgeries
...t-circuits the genes that can lead to growth of an abnormal
layer in the wall of the vein, and eventually a bl...essure by producing a layer of cells that cause an abnormal
thickening of the vein wall. In previous studies on animals, gene therapy seemed to encourage the v...
New drug shows promise for saving lives from heart failure
...ot work on all substances in the body that promote abnormal
constriction of arteries, which is characteristic of heart failure. The new drug works in two ways. Like conventional ACE inhibitors, it blocks the action of angiotensin, inhibiting the constrictive action of this substance. But omapatrilat also ne...
Teasing out the early steps of neurodegeneration
...In 1998, Zoghbi and her colleagues showed that the abnormal
SCA1 protein, ataxin-1, accumulates in the cell nu... genes whose expression pattern was altered by the abnormal
SCA1 gene. "We found six neuronal genes, all highly abundant in Purkinje cells, that were downregu...
Scientists develop transgenic mouse that models Parkinson's, related disorders
... Alzheimer's disease is also characterized by an abnormal
accumulation of proteins in neurons, and Alzheimer...rations found in these human disorders, namely, an abnormal
build-up of proteins in brain cells, a loss of specific neuronal connections, and impairments of mot...
New cancer classification brings quicker treatment to some
...er. For example, the number of abnormal
cells that must be present in the diagnosis of acute myeloid leukemia (AML) versus myelodysplastic syndrome has changed. Formerly, the diagnosis of AML required that 30 percent of ...
From smoking to sumatriptan, researchers present important new findings on the impacts of drug metabolism
...ed to be effective in counteracting the effects of abnormal
hemoglobin that reduce oxygen in red blood cells, causing sickle cell anemia. However, appropriate doses for clinical use have not been determined. In a new study of 24 patients, researchers from Oklahoma Medical Research Foundation and Oklahoma Univ...
New tools for early cancer detection
...out a billionth of a liter -- are needed to detect abnormal
growths. Using the Advanced Light Source to produce an intense beam focused on a tiny spot (typically 10 microns, the size of a human cell), Michael Martin of Lawrence Berkeley Lab (510-495-2231, MCMartin@lbl.gov ) and his colleagues can observe sub...
'Smart scalpel' detects cancer cells in seconds
...We can quickly identify a cell population that has abnormal
protein content, as do tumor cells, by passing only a few hundred cells - a billionth of a liter - through our device," says Paul Gourley, leader of the Sandia effort. The device, more briefly referred to as a biocavity laser, has distinguished in th...
Methamphetamine abuse linked to long-term damage to brain cells
...are healthy or are diseased or damaged. "We found abnormal
brain chemistry in the methamphetamine users in all three brain regions we studied. In one of the regions, the amount of damage is also related to the history of drug use--those who had used the most methamphetamine had the strongest indications of ...
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