PMC6330507_01
Computed tomography of the chest showing the reversed halo sign. Central ground glass opacities (arrow) are surrounded by areas of peripheral consolidation (arrowhead). The reversed halo sign may be considered pathognomonic of pulmonary mucormycosis in the right clinical context.
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Computed tomography of the chest showed multiple bilateral large ground glass opacities with surrounding areas of consolidation (reversed halo sign) (Fig. 1).
Giemsa stain of lung biopsy showing broad, aseptate, irregularly branched hyphae characteristic of Rhizopus spp. Rhizoids (arrow) and sporangia (arrowhead) are visible.
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Culture of the biopsied lung tissue grew Rhizopus species (Fig. 2).