Table 1. Summary of patient’s clinical course.

Days after initial diagnosis	Clinical events
0	Admission
1	Ribavirin, lopinavir/ritonavir treatment
3	Fever disappearance
	Negative conversion of RT-PCR for MERS-CoV
5	Ribavirin, lopinavir/ritonavir stop due to adverse drug reaction
14	Discharge with no symptom Normal chest radiographs
21	Re-admission due to fever
	Newly developed consolidative opacity on chest radiographs
	Empirical antibiotic treatment
23	Suspected organizing pneumonia on chest CT
24	Intravenous methylprednisolone 32 mg
25	Fever disappearance
	Improvement of chest radiographs
30	Discharge (oral methylprednisolone 28 mg)
30–82	Gradual tapering of methylprednisolone in outpatient clinic
110	Complete resolution on follow-up chest CT

CT, computed tomography; MERS-CoV, Middle East respiratory syndrome coronavirus; RT-PCR, reverse transcription-polymerase chain reaction.