A gram stain is a test that's often used to identify the type of bacteria that has caused a bacterial infection. The test is used to find out whether bacteria are present in an area of the body that's usually sterile, such as spinal fluid.
Disclaimer: The information provided here should not be used during any medical emergency or for the diagnosis or treatment of any medical condition. The information is provided solely for educational purpose and should not be considered a substitute for medical advice.
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