52. 有關Fat Embolism Syndrome (FES)，下列何者為非？
(A) The embolization of fat can be detected in almost all patients who sustain a pelvic or femoral fracture, but the incidenceof FES is less than 1%.
(B) The manifestation of FES can be gradual, developing over 12 to 72 hours, or fulminant, leading to acute respiratorydistress and cardiac arrest.
(C) A petechial rash is pathognomonic of FES, with the rash usually present on the conjunctiva, oral mucosa, and skinfolds of the neck and axillae.
(D) Patients at risk for developing FES should be monitored with pulse oximetry, and mechanical ventilation should beinstituted before respiratory failure.
(E) 10% of patients with FES may require mechanical ventilation, and the symptoms resolve within 2 to 4 days in most ofthese patients.