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What is A young girl with the diagnosis of acute promyelocytic leukemia (APML) was treated medically. On day 3 of treatment, she developed tachypnea and fever. Chest X-ray shows bilateral pulmonary infiltrates. Which of the follow ing drug should be given next? and explain in detail?
Answer- DTretinoin plus concurrent anthracycline-based (i.e., idarubicin or daunorubicin) chemotherapy appears to be among The most effective treatment for APL. leading to CR rates of 90-95%Arsenic trioxide has significant antileukemic activity and is being explored as pa of initial treatment in clinical trials of APL. Arsenic trioxide increases the risk of APL differentiation syndrome & may prolong the QT interval.As of 2013 the standard of treatment for concurrent chemotherapy has become arsenic trioxide, which combined with ATRA is referred to ATRA-ATO.Before 2013 the standard of treatment was anthracycline (e.g.daunorubicin, doxorubicin, idarubicin or mitoxantrone)-based chemotherapy.Side effect of ATRA therapy as dyspnea, fever, weight gain, peripheral edema and is treated with dexamethasone.