Anna Elizabeth Bollen

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In this study, 145 healthy adults (20 to 94 years old, 69 women) were examined using ultrasound (US) imaging to obtain reference values of muscle parameters that were previously not available. We measured biceps and quadriceps sizes and subcutaneous fat thickness. To quantify muscle aspect, we defined and calculated the muscle aspect parameters muscle(More)
Routine determination of serum vitamin B12 levels is generally recommended as part of the screening of demented patients, based on the notion that vitamin B12 deficiency is one of the causes of reversible dementia. We studied the effects of vitamin B12 replacement therapy in a prospective longitudinal study at a memory clinic, with special emphasis on(More)
Sirs: Neurological symptoms after lung transplantation are common, occurring in up to 26 % of patients. The most frequent complications are headache, seizures, stroke and confusion [2|. Causes are related to medication, especially cyclosporin, to metabolic disturbances or to opportunistic infections. Search for the latter is obligatory. Therefore, imaging(More)
A 63-year-old healthy man developed acute meningitis. A Gram-stain of the cerebrospinal fluid showed Gram-negative rods, which grew slowly. They were identified by 16S ribosomal RNA sequence-analysis as Capnocytophaga canimorsus, an oral commensal found in various animal species including dogs. Upon further questioning, the patient mentioned a superficial(More)
A 24-year-old immune-competent woman was admitted to hospital with a three-day history of fever and headache. On examination bilateral facial nerve palsy, lumbosacral radicular pain, reduced sacral sensibility and urinary retention were found. Open perianal lesions were suspect for genital herpes. The symptoms were compatible with a meningoradiculitis(More)
Two patients, men aged 42 and 40 years, developed new neurological symptoms 3 months and 22 years, respectively, after a traumatic high thoracic spinal cord injury. The MRI scan showed a cavity in the central part of the spinal cord, on which the diagnosis of 'posttraumatic syringomyelia' could be based. In one of the patients a syringo-subarachnoidal shunt(More)
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