Figure 1From: Description and outcome of a cohort of 8 patients with WHIM syndrome from the French Severe Chronic Neutropenia RegistryBone marrow smears from four patients with myelokathexis, revealing over 50% of neutrophils with abnormal nuclei encompassing 3 to 5 lobes connected by long thin chromatin filaments, and less than 10% vacuolated mature neutrophils visible on images A and C. (May-Grunwald-Giemesa stain; original magnification x 1000). A, patient UPN 5780; B, patient UPN 5446; C, patient UPN 5546; D, patient UPN 5449.Back to article page