PMC3844212_01
Sequence of events for Case 1.
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fig1
Over the next three years, the patient's shortness of breath and hypoxia gradually improved and she was slowly weaned off of oxygen (Figure 1).
PMC3844212_02
Sequence of events for Case 2.
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fig2
One year after his initial evaluation, the patient's shortness of breath had improved and he no longer required supplemental oxygen (Figure 2).
PMC3844212_03
Sequence of events for Case 3.
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fig3
Six months after his initial presentation, the patient presented to our center, again without pulmonary symptoms, and his hypoxemia had resolved with a room air oxygen saturation of 96% (Figure 3).