Post-traumatic syringomyelia (cystic myelopathy): a prospective study of 449 patients with spinal cord injury.
B Schurch, W Wichmann, AB Rossier - Journal of Neurology …, 1996 - jnnp.bmj.com
OBJECTIVES--To assess the incidence of post-traumatic syringomyelia (PTS), to correlate
the presence of PTS with its most common signs and symptoms, and to compare results from …
the presence of PTS with its most common signs and symptoms, and to compare results from …
Anatomy of the visual system
W Wichmann, W Müller-Forell - European journal of radiology, 2004 - Elsevier
This brief systemic overview presents the anatomic details of the orbit with respect to imaging
modalities CT and MR. The structures of the four orbital compartments, intrakonal and …
modalities CT and MR. The structures of the four orbital compartments, intrakonal and …
Conservative treatment of patients with acoustic tumors
JB Bederson, K von Ammon, WW Wichmann… - …, 1991 - journals.lww.com
: Seventy of 178 patients with acoustic tumors initially were treated conservatively and have
been followed up for an average of 26+/-2 months. The tumor size was determined by the …
been followed up for an average of 26+/-2 months. The tumor size was determined by the …
MR differentiation of adamantinous and squamous-papillary craniopharyngiomas.
S Sartoretti-Schefer, W Wichmann… - American journal …, 1997 - Am Soc Neuroradiology
PURPOSE To determine MR criteria for differentiating adamantinous from squamous-papillary
craniopharyngiomas. METHODS The MR imaging features of 42 histologically proved …
craniopharyngiomas. METHODS The MR imaging features of 42 histologically proved …
Central neurocytoma: histopathological variants and therapeutic approaches
…, A von Deimling, A Valavanis, W Wichmann… - Journal of …, 1992 - thejns.org
✓ The central neurocytoma has recently been added to the differential diagnosis of
intraventricular tumors. Histopathologically, this tumor is characterized by a uniform neoplastic cell …
intraventricular tumors. Histopathologically, this tumor is characterized by a uniform neoplastic cell …
Growth-mechanism of giant intracranial aneurysms; demonstration by CT and MR imaging
O Schubiger, A Valavanis, W Wichmann - Neuroradiology, 1987 - Springer
In four cases of giant intracranial aneurysm, CT demonstrated a hyperdense open-, or
closed-ring structure at the periphery of the aneurysm. Surgery in two of the cases demonstrated …
closed-ring structure at the periphery of the aneurysm. Surgery in two of the cases demonstrated …
CT-functional diagnostics of the rotatory instability of upper cervical spine: 1. An experimental study on cadavers
J Dvorak, M Panjabi, M GERBER, W Wichmann - Spine, 1987 - journals.lww.com
Twelve specimens of the upper cervical spine were functionally examined by using radiography,
cineradiography and computerized tomographic (CT) scan. The range of rotation was …
cineradiography and computerized tomographic (CT) scan. The range of rotation was …
Age distribution and iron dependency of the T2 relaxation time in the globus pallidus and putamen
C Schenker, D Meier, W Wichmann, P Boesiger… - Neuroradiology, 1993 - Springer
Heavily T2-weighted spin echo sequences of the brain show age-dependent low signal
intensity in many extrapyramidal nuclei. Although it has been suggested that this low intensity …
intensity in many extrapyramidal nuclei. Although it has been suggested that this low intensity …
Correction of myopia by implantation of a concave Worst-iris claw lens into phakic eyes
…, J Strobel, W Wichmann - Journal of Refractive …, 1991 - journals.healio.com
The Worst-Fechner Biconcave Lens for the correction of myopia in phakic eyes is fixated to
the anterior iris. Of the 125 eyes implanted between November 1986 and November 1990, …
the anterior iris. Of the 125 eyes implanted between November 1986 and November 1990, …
Idiopathic, herpetic, and HIV-associated facial nerve palsies: abnormal MR enhancement patterns.
S Sartoretti-Schefer, W Wichmann… - American journal of …, 1994 - Am Soc Neuroradiology
PURPOSE To determine specific criteria that can be used to define normal versus abnormal
MR contrast enhancement of the facial nerve. METHODS Twenty-three patients with acute …
MR contrast enhancement of the facial nerve. METHODS Twenty-three patients with acute …