Early results demonstrate that the male sling is a safe and efficacious treatment option for postprostatectomy urinary incontinence. This study demonstrates superior outcomes with the synthetic silicone mesh sling compared to the porcine dermal collagen.

Type B (sporadic) retinal hemangioblastoma may arise from two separate somatic mutations inactivating both alleles at the von Hippel-Lindau locus, whereas patients with von Hippel-Lindau disease (type A) inherit a defective allele and require only one additional somatic mutation.

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