종양내과 간호사가 첫 번째 플루오로우라실 주입 후 전화 상담을 검토합니다. 즉각적인 추적 관찰이 필요한 소견은 무엇입니까? 급성 초기 또는 비정상적으로 심각한 독성과 관련된 소견을 강조 표시하세요.

Nurses' Notes 0910: The oncology nurse calls a client on treatment day 4 after the first fluorouracil infusion. The client reports that watery diarrhea occurred 8 times since midnight. The client denies blood in the stool but feels weak when standing. The nurse learns that mild nausea improved after the prescribed antiemetic. The client states that painful mouth ulcers now prevent drinking fluids. Oral intake has fallen to a few small sips since yesterday evening. The client reports that urine remains pale yellow without burning. A family member says that the client slept for 7 hours overnight. At 0920, the client has new confusion and difficulty walking across the room. The family member denies any fall or sedating medication use. The client states that the infusion-site skin remains intact without redness. The temperature is 37.2 °C, and the client can speak in complete sentences. The medication list shows that the prescribed oral rinse was used after meals. The record contains no pretreatment DPYD result because therapy was urgent. The nurse keeps the next dose on hold while contacting the oncology prescriber.