Table 3.

Medications and laboratory values for each patient at the time of hemoptysis

Patient	Episode	ERA	PDE-5 I	Digoxin	Warfarin	Platelets (microliter)	INR (unit)	BUN (mg/ dL)	Creatinine (mg/dL)
A	1	No	No	Yes	No	72	1	16	1.3
	2	No	No	Yes	No	63	1.1	17	1.4
	3	No	No	Yes	No	61	1.1	14	1
	4	No	Sildenafil	Yes	No	107	1.1	15	1.2
	5	No	Sildenafil	Yes	No	90	1	17	1.1
	6	No	Sildenafil	Yes	No	106	1	16	1.2
	7	No	Sildenafil	Yes	No	151	1.1	15	0.8
	8	No	Sildenafil	Yes	No	129	1.1	13	1.1
	9	No	Sildenafil	Yes	No	118	1.1	17	0.9
B	1	No	No	Yes	No	172	0.9	22	1
C	1	No	No	Yes	No	165	1.1	15	1
D	1	No	No	Yes	No	161	1.3	11	1
	2	No	No	Yes	No	214	1.3	10	0.9

ERA, endothelin receptor antagonist; PDE5-I, phosphodiesterase 5-inhibitor.