The diseases of infants and children . ^ instances,however, especially in tropical chinates or in young children anywhere,malaria assumes an irregular, continuous, or remittent tjq^e, with thevarious stages of the paroxysm less marked, or not at all so. MALARIA 507 Varieties of the Typical Form.—1. Tertian Malarial fever, the mostfrequent form in temperate zones, is that produced by the tertian Simple Tertian but one set of germs is present, and paroxysmsoccur every other day, usually at about the same hour (Fig. 156).Should, however, two sets of tertian organism be present, reachi
The diseases of infants and children . ^ instances,however, especially in tropical chinates or in young children anywhere,malaria assumes an irregular, continuous, or remittent tjq^e, with thevarious stages of the paroxysm less marked, or not at all so. MALARIA 507 Varieties of the Typical Form.—1. Tertian Malarial fever, the mostfrequent form in temperate zones, is that produced by the tertian Simple Tertian but one set of germs is present, and paroxysmsoccur every other day, usually at about the same hour (Fig. 156).Should, however, two sets of tertian organism be present, reaching thestage of sporulation on alternate days. Double Tertian, or Quotidianfever occurs (Fig, 157), the patient having a paroxysm every day. 2. Quartan fever, depending upon the quartan parasite, exhibits aparoxysm every 4th day; with free intervals of 2 days (Fig. 158).Should two sets of the organism be present, paroxysms occur on two con-. FiG. 159.—Malakia, Aestivo-autumnal. Showing Irregulahly Intermittent Temperature. Emma B., aged 13 years. Illness began 10 days before, pain in abdomen and side,cough, enlarged spleen, crescentic bodies in blood. No chills or distinct treatment commenced on 28th. {Thayer & Heweitsotis Malarial Fevers ofBaltimore.) secutive days, with one day free. If three sets are present, quotidian( triple (luartan) fever is produced. 3. Estiio-autumnal Fever, or Tropical Fever.—Both the other formsdescribed are often denominated Intermittent fever,^^ since the tem-perature is normal for at least a part of every day. In the form due tothe estivo-autumnal parasite the attack is usually of a remittent type; the temperature, although lessening at intervals, does not reachnormal, and the paroxysms, if present, are of longer duration (Fig. 159).Jaundice is common and gastrointestinal symptoms may be other cases the individual paroxysms may be little or not at
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