Is Pectus Excavatum a Risk Factor for Spontaneous Pneumothorax? “Haller Index Measurements in Patients with Primary Spontaneous Pneumothorax”

<div>Measurement of the Haller index in (a) mediastinal section of thorax tomography and (b) parenchymal section of thorax tomography. Pneumothorax was seen on the left.</div>

Canadian Respiratory Journal

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Figure 1

Figure 1: Is Pectus Excavatum a Risk Factor for Spontaneous Pneumothorax? “Haller Index Measurements in Patients with Primary Spontaneous Pneumothorax” 

Figure 1 | Is Pectus Excavatum a Risk Factor for Spontaneous Pneumothorax? “Haller Index Measurements in Patients with Primary Spontaneous Pneumothorax” 