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What precautions need to be taken when using the Tensilon test?
The Tensilon test may cause heart rhythm abnormalities, especially in those patients with preexisting conditions.
What is a Tensilon test?
Tensilon is the trade name for edrophonium chloride. The Tensilon test is an injection of edrophonium chloride used to diagnosis myasthenia gravis (MG).
How should patients be prepared for an analanine aminotransferase test?
No special preparations are necessary for this test.
How should patients be prepared for immunoelectrophoresis?
This test requires a blood sample.
What care should a patient receive after a Tensilon test?
The effects of Tensilon subside quickly, and are completely gone after 30-60 minutes. No aftercare is needed.
What characteristics does a normal Tensilon test have?
A normal Tensilon test is characterized by an improvement in muscle weakness or ptosis within minutes of administering the drug edrophonium. This improvement is temporary and lasts for about 5-10 minutes. The test is positive in patients with myasthenia gravis.
How is the Tensilon test done?
The Tensilon test involves the intravenous injection of a small amount of Tensilon. The needle is left in place. If no adverse reaction is observed within 30 seconds, an additional volume is injected. Results are apparent within one minute.
What is the purpose of the Tensilon test?
By blocking the action of acetylcholinesterase, Tensilon prolongs the muscle stimulation, and temporarily improves strength. Increased strength following an injection of Tensilon strongly suggests a diagnosis of MG.
How should patients be prepared for a thallium heart scan?
Patients should not drink alcoholic or caffeinated beverages, smoke tobacco, or ingest other nicotine products for 24 hours before the test. These substances can affect test results. Patients should also not eat anything.
Atropine sulfate preoperatively?
atropine sulfate is used as an antidote of anticholinesterase meds administered on patients with myasthenia gravis. Atropine sulfate should be also made available when performing the Tensilon Test to reverse the effect of Edrophonium injection.
How should patients be prepared for an immune complex test?
This test requires a blood sample. It is not necessary for the patient to be in a fasting (nothing to eat or drink) state before the test.
How should patients be prepared for an aldolase test?
The patient should avoid strenuous exercise and have nothing to eat or drink, except water, for eight to ten hours before this test.
