PMC8348172_01
Peripheral-blood smear using May-Grunwald-Giemsa (MGG) stain shows atypical lymphocytes with pale-colored cytoplasm and clefted nuclei.
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His white-blood cell count was 13000/muL, of which 20% were lymphocytes; in addition, 7% of atypical lymphocytes were found in the peripheral-blood smears (Fig. 1).
Chest-computed tomography scan, obtained on admission, shows infiltration and diffuse ground-glass opacity in the bilateral lung fields.
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Chest-computed tomography (CT) revealed diffuse ground-glass opacities in the bilateral lung fields (Fig. 2).
The findings from chest-computed tomography scan after 3 weeks of sulfamethoxazole-trimethoprim and corticosteroid therapies. The diffuse ground-glass opacity in the bilateral lung fields improved.
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Sulfamethoxazole-trimethoprim and corticosteroid therapies were started to treat pneumocystis pneumonia, after which his symptoms and lung shadows improved rapidly (Fig. 3).