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A specimen that is mounted for microscopic study but without preparation methods which use dyes, reagents or other materials to produce coloration…

Issue associated with the connection of device and/or device components not possessing stability, or is unbounded.

Issue with the amount of output energy needed to cause cardiac depolarization being unstable.

Angina pectoris (or equivalent type of ischemic discomfort) which has recently changed in frequency, duration, intensity, or occurs at rest.

A subtype of delusional disorder applied when the dominant delusional theme cannot be clearly determined.

The state of consciousness is not controlled. The possibility exists for having multiple conscious states over a period of time.