Doctor insights on:
Why Does Hyperkalemia Cause Muscle Weakness
Dysfunction: It interferes with the muscles ability to contract because it alters the electrolyte balance across the muscle memberane. You have to have the right balance of potassium and other electrolytes for the contractile elements of the muscle to be able to contract which is what gives you movement and strength. ...Read more
Hyperkalemia in an elevated potassium level in the blood. It can be mild to severe. The most common causes are kidney disease, Addison's disease, dehydration, and multiple drug therapies. It can occur in crush injuries and rhabdomyolysis (rapid breakdown of muscle) or hemolysis (breakdown of blood cells). Severe hyperkalemia can be fatal and cause the heart to stop beating or become very slow. It is usually treated by resin exchange agents (Kayexalate or others) or dialysis and fluids. Sometimes glucose, Insulin and sodium bicarbonate can be utilized as ...Read more
Hypo: Potassium is needed to help muscle function. Without enough potassium, there is a change in the conduction of cells within a muscle. This change can lead to cramping, weakness and even heart arrythmias. People who have poor diets or who take diuretics "water pills" can develop hypokalemia more often. ...Read moreSee 2 more doctor answers
So many things: There are so many things that could produce these very non specific symptoms. It really would not be responsible for me to list them here. It would be best to see your doctor and discuss your symptoms. ...Read more
I could possibly: Generate a very large list of medical conditions that may lead to these types of symptoms. It is best to speak with your doctor and start with a basic work up first. That will help eliminate items from that list. ...Read more
What techniques could be used to determine the cause of severe muscle weakness after only mild exercise?
Be strong, get help: If you are running on empty, you need to recharge. A car won't run without fuel. You need to address the source of your sleeplessness. Sleep dysfunction has an impact on health. http://www.nlm.nih.gov/medlineplus/magazine/issues/summer12/articles/summer12pg16.html sleep deprivation has been used as a form of torture, don't torture yourself, get help. ...Read more
Damage to muscle: The correct term is creatine kinase (ck). Creatinine is something else. Useful to know: most "muscle" weakness is actually caused by nerve, not muscle, malfunction. True muscle weakess: myocytes (muscle cells) contain lots of the enzyme ck. Low levels are found in blood normally. Damage to myocyte cell membranes from a variety of causes causes leakage of ck into the blood. Recovery->normalization. ...Read moreSee 1 more doctor answer
Both: The problems with a rotator cuff injury involve pain, swelling and limited motion. The treatment may involve ice, rest and nsaids. Sometimes a cortisone injection can be helpful. If the rotator cuff is totally torn, one might have limited motion. Then one might need surgical treatment for the problem. ...Read moreSee 2 more doctor answers
If you are living in a place that has mold, what kind of health problems can it cause? Is muscle weakness one of them?
Mold exposure: Mold is thriving in humid environment. If you develop sensitivities to those particular mold spores, the lining of your airway can get inflamed by exposing to the mold spores in the air you breath in. Depending how severe the inflammation is, you can get symptoms similar to rhino sinusitis, asthmatic flares if you have asthma, general malaise including muscle weakness. ...Read more
See below: The polio virus attacks the nerves in the spinal cord that supply the muscles. Called motor nerves. Polio does not affect the nerves that deal with sensation. When the nerves die due to the polio virus, the muscles tend to wither and that is what causes the weakness. Post polio syndrome can occur 30-40 years later with new symptoms of weakness and fatigue. It is not a reactivation of the virus. ...Read moreSee 1 more doctor answer
Narcolepsy?: Some patients have narcolepsy and cataplexy. It is characterized by sudden and transient episodes of bilateral loss of muscle tone without loss of consciousness often triggered by an emotional stimulus such as laughter, surprise, anger, fear or humorous situations. Other reasons are sleep paralysis (weakness on awakening), what could be normal. ...Read moreSee 1 more doctor answer
Have severe muscle weakness. Rheum lab show vit d was low (16, normal is 30+) read m.S. Can be assoc. Have related symptoms. How? Which causes which?
Cranial Nerves: Facial expression and movement are controlled by several of the cranial nerves (cn). Ocular motion by cn3, 4, 6. Eyebrow lift by cn3, eyelid closing by cn7, muscles of chewing by cn5 and the rest of the face by cn7. ...Read more
Depends of type: of tarantula. Many species of tarantulas are not harmful to humans. If a tarantula bites it might be a “dry” bite – injecting little to no venom. However, the bite of some tarantulas can cause pain & swelling at the site, muscle cramping, fever, difficulty breathing and exhaustion. The Chinese Bird Spider (a type of tarantula) has been blamed for one death in China. ...Read moreSee 1 more doctor answer
Muscle weakness is either a subjective or objective symptom based on history or formalized testing. As a result, any complaint of weakness needs to be correlated with testing that can bring out that weakness, which sometimes involves putting that muscle in an isolated and 'disadvantaged' scenario to assess adequately. Such weakness can have multiple etiologies from ...Read more
It is a body tissue that has the ability to contract. It shortens and generates force. It relaxes and returns to its original length. Muscles move joints, stabilize the body, move air and food through the organs, act as valves for bladder, bowel and other organs. They control movement of the eyes. They help us express ourselves by changing the shape of our ...Read more
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