Shingles caused by varicella-zoster was regarded as rare disease, mostly related to childhood chickenpox. However, meningoencephalitis caused by varicella-zoster is increasingly recognized as a predominant cause of ME among immunocompetent adults in non-epidemic circumstances. Diagnosis of complications of varicella-zoster, particularly in cases where the disease reactivates after years or decades of latency, are difficult. A rash (shingles) can be present or absent. Symptoms vary, and there is significant overlap in symptoms with herpes-simplex symptoms. Although DNA analysis techniques such as polymerase chain reaction (PCR) can be used to look for DNA of herpesviruses in spinal fluid or blood, the results may
Technical draw Technical draw A technical draw is a term used in boxing when a fight has to be stopped because a fighter is unable to continue from an accidental injury (usually cuts) or foul. Draws occur when the bout goes to the scorecards, and the officials cannot determine a winner. If a winner is determined, the decision is referred to as a technical decision. Technical draws also occur when a bout has not completed a certain number of rounds (usually four), which makes it not an "official fight." Most states have eliminated the technical draw decision for bouts that do not