A marked lymphocyte leukocytosis occurs in pertussis, and is of value in diagnosis. A Manual of Clinical Diagnosis James Campbell Todd. A marked increase, accompanied by an increase in the total leukocyte count, is seen in pertussis and lymphatic leukemia. A Manual of Clinical Diagnosis James Campbell Todd. As the air rushes past the glottis, which is still partially closed, a sound recalling the whoop of pertussis is heard.
Area code 860 is an area code that covers Eastern and Northern Connecticut. Area code 860 overlays the area code of 959.rea code 860 is an area code that covers Eastern and Northern Connecticut. Area code 860 overlays the area code of 959.
830 is the North American telephone area code for the portion of the state of Texas surrounding and to the west of the city of San Antonio.It was created July 7, 1997, in a split from area code 210, which was retained by most of San Antonio, with a few outer portions of the city moving to 830.This split occurred only five years after 210 split off from area code 512.t was created July 7, 1997, in a split from area code 210, which was retained by most of San Antonio, with a few outer portions of the city moving to 830.