Fig. 2From: Combination therapy of midodrine and droxidopa for refractory hypotension in heart failure with preserved ejection fraction per a pharmacist’s proposal: a case reportChest X-ray of the patient pre- and post-combination therapy with midodrine and droxidopa. Cardiothoracic ratio (CTR, %) was calculated as (a/b) × 100. A Chest X-ray showing pre-combination therapy status on the 8th day of hospitalization with a CTR of 58%. B Chest X-ray showing post-combination therapy status on the 60th day of hospitalization with a CTR of 58%Back to article page