noun phaseÂ·out \ËfÄz-ËauÌt\. : the act of stopping something gradually over a period of time in a planned series of steps or phases.
C. Incubation period: Usually 3 weeks, ranges from 10 days to 3 months for primary symptoms. D. Period of communicability: Moist mucocutaneous lesions of primary and secondary syphilis are infectious. However, it is difficult to differentiate between the infectious stage and the noninfectious early latent stage.
Symptoms. The incubation period is 5â7 days (with a range of 3â10). Symptoms can include a harsh, dry cough, retching, sneezing, snorting, gagging or vomiting in response to light pressing of the trachea or after excitement or exercise. The presence of a fever varies from case to case. Types