Spontaneous regression of an extra- and intracranial arteriovenous malformation

1976 ◽  
Vol 45 (3) ◽  
pp. 338-341 ◽  
Author(s):  
John H. Hansen ◽  
Ib Søgaard

✓ The authors report a case in which an arteriovenous aneurysm located partly extracranially and partly in the posterior cranial fossa disappeared within 15 months without bleeding episodes or surgical intervention. The patient's clinical symptoms, headache, and cranial bruit, disappeared completely over the same period.

1979 ◽  
Vol 51 (5) ◽  
pp. 715-717 ◽  
Author(s):  
Shunro Endo ◽  
Keiji Koshu ◽  
Jiro Suzuki

✓ The authors report a case of infratentorial arteriovenous malformation that regressed spontaneously within 25 months without bleeding episodes or surgical intervention. The patient's clinical symptoms, left-sided tinnitus, cranial bruit, and right homonymous hemianopsia, disappeared completely over the same period.


1985 ◽  
Vol 63 (2) ◽  
pp. 193-195 ◽  
Author(s):  
Francesco Tognetti ◽  
Alvaro Andreoli ◽  
Anna Cuscini ◽  
Claudio Testa

✓ The reduction of an intracranial arteriovenous malformation (AVM) by conventional radiation therapy is described in a patient who refused surgery. The 2-year follow-up angiogram documented nearly complete obliteration of the nidus of the AVM, accompanied by progressive narrowing of the arteries supplying the lesion. The scanty literature dealing with this form of treatment is summarized.


1983 ◽  
Vol 58 (2) ◽  
pp. 284-286 ◽  
Author(s):  
Larry A. Rogers

✓ An acute subdural hematoma dissecting into the posterior cranial fossa and resulting in death is reported. The patient had undergone spinal puncture by the lateral cervical technique prior to development of the hematoma. Autopsy demonstrated that the source of hemorrhage was an anomalous intraspinal vertebral artery.


1974 ◽  
Vol 41 (6) ◽  
pp. 724-727 ◽  
Author(s):  
R. C. Saxena ◽  
M. A. Q. Beg ◽  
A. C. Das

✓ The dura mater of the posterior cranial fossa of 86 adult human cadavers has been examined grossly after the injection of India ink through the confluence of sinuses in order to visualize the extent, communications, and tributaries of the straight sinus. Variations from the textbook description of formation by the union of the inferior sagittal sinus and the great cerebral vein are described and discussed.


2002 ◽  
Vol 97 (2) ◽  
pp. 266-268 ◽  
Author(s):  
R. Shane Tubbs ◽  
John C. Wellons ◽  
Jeffrey P. Blount ◽  
W. Jerry Oakes

✓ The authors describe the use of autogenetic posterior atlantooccipital (PAO) membrane for duraplasty following after posterior cranial fossa surgery. The PAO membrane is routinely exposed for procedures of the posterior cranial fossa and merely needs to be dissected free of the underlying dura mater. Recently this membrane was obtained in several pediatric patients following procedures of the posterior cranial fossa such as duraplasty in case of Chiari I malformation. No postoperative complications were found at 6-month follow-up examination. The advantages of this intervention include less manipulation of muscle and fascia than that involved in other procedures and, therefore, seemingly less postoperative pain and the negation of issues inherent with foreign-body graft sources. The authors believe this structure to be of use as a dural substitute in small dural openings of the posterior cranial fossa.


1971 ◽  
Vol 35 (6) ◽  
pp. 731-741 ◽  
Author(s):  
Georges M. Salamon ◽  
André Combalbert ◽  
Charles Raybaud ◽  
Jorge Gonzalez

✓ The meningeal vasculature of the posterior cranial fossa was studied on injected normal anatomical specimens and in angiograms of patients with posterior fossa meningiomas. The correlated results indicate that the dura anterior to the foramen magnum is supplied by meningeal vessels from the carotid siphon, the ascending pharyngeal and middle meningeal arteries. The dura posterior to the foramen magnum is supplied primarily by the occipital artery and secondarily by the vertebral artery.


1972 ◽  
Vol 36 (2) ◽  
pp. 141-147 ◽  
Author(s):  
Sheldon Baum ◽  
Alan B. Rothballer ◽  
Felix Shiffman ◽  
Rita F. Girolamo

✓ Of 22 patients found to have acoustic neuromas at surgery, 99mTc-sodium pertechnetate brain scans correctly identified these tumors in 18. This successful imaging is due largely to two factors: the improved visualization of the posterior cranial fossa with technetium 99m and the use of delayed scans. With the latter, it was found that the optimum time for scanning acoustic neuromas was 2½ hours following radionuclide administration; scans performed before that time failed to visualize the tumor in five patients whose studies were positive on delayed scans. The authors feel that for acoustic neuromas 2 cm or more in diameter, 99mTc scanning is the diagnostic procedure of choice and is especially useful in detecting tumor recurrence.


2005 ◽  
Vol 3 (1) ◽  
pp. 68-70 ◽  
Author(s):  
Nicholas C. Bambakidis ◽  
Tina Rodrigue ◽  
Cliff A. Megerian ◽  
Robert A. Ratcheson

✓ Endolymphatic sac tumors (ELSTs) are aggressive papillary lesions of the temporal bone. Although histologically benign, they may exhibit invasive growth and destruction of the skull base. Patients generally present with symptoms referable to the lesion's location within the middle or posterior cranial fossa. Although well characterized as a distinct entity, ELSTs involved in metastatic dissemination have never been reported. In the present report the authors describe a case of ELST metastatic to the spine treated with resection.


1995 ◽  
Vol 82 (2) ◽  
pp. 296-299 ◽  
Author(s):  
Michael K. Morgan ◽  
Maurice J. Day ◽  
Nicholas Little ◽  
Verity Grinnell ◽  
William Sorby

✓ The authors report two cases of treatment by intraarterial papaverine of cerebral vasospasm complicating the resection of an arteriovenous malformation (AVM). Both cases had successful reversal of vasospasm documented on angiography. In the first case sustained neurological improvement occurred, resulting in a normal outcome by the time of discharge. In the second case, neurological deterioration occurred with the development of cerebral edema. This complication was thought to be due to normal perfusion pressure breakthrough, on the basis of angiographic arterial vasodilation and increased cerebral blood flow. These two cases illustrate an unusual complication of surgery for AVMs and demonstrate that vasospasm (along with intracranial hemorrhage, venous occlusion, and normal perfusion pressure breakthrough) should be considered in the differential diagnosis of delayed neurological deterioration following resection of these lesions. Although intraarterial papaverine may be successful in dilating spastic arteries, it may also result in pathologically high flows following AVM resection. However, this complication has not been seen in our experience of treating aneurysmal subarachnoid hemorrhage by this technique.


1979 ◽  
Vol 51 (6) ◽  
pp. 870-871 ◽  
Author(s):  
L. Anne Hayman ◽  
Alfonso E. Aldama-Luebbert ◽  
Robert A. Evans

✓ A large air-filled intracranial extradural diverticulum of the frontal sinus mucosa was removed from the anterior cranial fossa of a 47-year-old man 2 years after fracture of the posterior sinus wall during craniotomy.


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