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Pyknocyte

Real pictures of the pyknocyte delivered by gather.site, each with its paper.

2 pictures and 1 paper.

Gallery

Blood film of case 1: Peripheral smear shows fragmented red blood cells, including burr cells and irregularly contracted RBCs. Blue arrows highlight pyknocytes: dense, contracted, spiculated red cells characteristic of infantile pyknocytosis. (human (neonatal peripheral blood, infantile pyknocytosis); Figure 1.) — Blood film of case 1: Peripheral smear shows fragmented red blood cells, including burr cells and irregularly contracted RBCs. Blue arrows highlight pyknocytes: dense, contracted, spiculated red cells characteristic of infantile pyknocytosis. (human (neonatal peripheral blood, infantile pyknocytosis); Figure 1.)

Mohammed Nowfal FA et al. 2025, Cureus · CC BY 4.0

Peripheral blood film of a neonate (case 4) with infantile pyknocytosis showing moderate normocytic normochromic anemia with irregular contracted red blood cells, bite cells, and normoblasts. Pyknocytes are indicated by blue arrows. (human (neonatal peripheral blood, infantile pyknocytosis); Figure 7.) — Peripheral blood film of a neonate (case 4) with infantile pyknocytosis showing moderate normocytic normochromic anemia with irregular contracted red blood cells, bite cells, and normoblasts. Pyknocytes are indicated by blue arrows. (human (neonatal peripheral blood, infantile pyknocytosis); Figure 7.)

Mohammed Nowfal FA et al. 2025, Cureus · CC BY 4.0

Papers

Mohammed Nowfal FA, Ahmed S, Alhussain Radaideh M. Tiny Cells, Big Clues: Unveiling Infantile Pyknocytosis Through a Case Series. Cureus. 2025;17:e93272. PMID: 41146772.