case_images: PMC8365506_01
case_images: Chest x-ray showed slight thickening of the interstitial web with mild bilateral pleural effusion.
case_images: fped-09-712603-g0001.jpg
case_images: PMC8365506_01_fped-09-712603-g0001.jpg
case_images: F1
case_images: Chest x-ray showed slight thickening of the interstitial web with mild bilateral pleural effusion (Figure 1).
case_images: Morphological analysis of the bone marrow aspirate shows rich cellularity, more than 90% of which is replaced by blastic elements with a probably lymphoid habitus and a high nucleus/cytoplasm ratio.
case_images: fped-09-712603-g0002.jpg
case_images: PMC8365506_01_fped-09-712603-g0002.jpg
case_images: F2
case_images: The morphological and molecular analysis on bone marrow aspirate confirmed the presence of blasts (76%) CD45+, CD19+, CD10+, CD22 -/+ (38%), MPO-, cCD79a+ diagnostic for B cell acute lymphoblastic leukemia (Figure 2).
case_images: Graphical representation of clinical course of the patient. Timeline includes up to 20 days after admission, until the SARS-CoV-2 molecular test resulted negative.
case_images: fped-09-712603-g0003.jpg
case_images: PMC8365506_01_fped-09-712603-g0003.jpg
case_images: F3
case_images: Two days later, also the SARS-CoV-2 RT-PCR test resulted negative (Figure 3).