JWM Höppener

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Paragangliomas are rare tumours of the autonomic nervous system and occur in sporadic and hereditary forms. They are usually benign and have a low mortality. However, they cause significant morbidity related to their mass effect. Genetic predisposition can occur within the familial tumour syndromes multiple endocrine neoplasia type 2 (MEN 2), von(More)
The perimetric concept and the technical construction of the Friedmann Visual Field Analyser Mark II (VFA Mk II) were evaluated. This instrument for multiple stimulus static campimetry of the central 25 degrees is the successor of the Friedmann VFA Mk I. The number of stimuli is increased (99 vs. 47) and the console is improved. The positions of the(More)
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