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.
The area code 868 is assigned to Trinidad and Tobago, a member of the North American Numbering Plan (NANP). The telephone numbering plan for the country is known as the National Numbering Plan.t is regulated by the government 's Telecommunications Authority, which holds responsibility for telecommunications. Due to a long established affiliation with NANP, phone numbers in the Republic of Trinidad and Tobago are often styled as (868) NXX-xxxx .