<prompt> Which of the following is true of mumpsSalivary gland involvement is limited to the parotidsThe patient is not infectious prior to clinical parotid enlargementMenigoencephalitis can precede parotitisMumps orchitis frequently leads to infertility  <response>: Aseptic meningitis may develop before, during, after or in the absence of parotids. - Harrison 17the-1220About other optionsMainly parotid glands are involved, but sublingual and submaxillary glands may also be involved.The patient is infectious 4-6 days before the onset of swelling.Sterility after mumps orchitis is rare. 