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Butterfly vertebra is a rare congenital anomaly associated with syndromes such as Pfeiffer, Jarcho-Levin, Crousen, Alagille. In the literature, only a few cases of butterfly vertebra have been reported as incidental finding. We described a 37-year-old male who had an L3 butterfly vertebra associated with an L4-L5 disc protrusion. Awareness of this anomaly is important for making correct diagnosis...
The two constitutive heterochromatin (α- and β-satellite DNA) probes of human acrocentric chromosomes were essayed separately to label the nucleoli in the phytohemagglutinin (PHA)-stimulated human lymphocytes. Fluorescent in situ hybridisation (FISH) results have shown that: a) whole (100%) signal-nucleoli overlapping was obtained with both heterochromatin probes in maximally activated nuclei (MANs);...
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