A carotid cavernous fistula is an abnormal communication between the carotid arterial system and the cavernous sinus. Direct carotid cavernous fistulas are highflow shunts with a direct connection between the internal carotid artery and. A 46 yearold man was seen in the emergency department complaining of carotidcavernous sinus. Carotidcavernous fistulas represent an uncommon disorder, in spite of being. Posttraumatic right carotidcavernous fistula resulting in symptoms. Carotidcavernous fistula an overview sciencedirect topics. Carotid cavernous fistula after percutaneous balloon.
Final diagnosis mri confirmed the final diagnosis to be a carotid cavernous fistula and a right carotid artery aneurysm. Desprendimiento neurosensorial macular recurrente en fistula. Carotid, cavernous sinus, diagnosis, fistula, ophthalmological findings, treatment. Carotid cavernous sinus fistulas ccfs are abnormal communications between the carotid arterial system and the cavernous sinus. Transsphenoidal surgery for pituitary adenomas is a routine, safe, and widely accepted procedure 5, 8, 18, 19. Direct carotid cavernous fistula after trigeminal balloon. Any information contained in this pdf file is automatically generated from digital material submitted to. Injury to the carotid artery can result in hemorrhage, spasm, thrombosis, embolism, false aneurysm, and formation of a carotid cavernous fistula. The suspected diagnosis of a direct carotidcavernous fistula ccf was confirmed by digital substraction arteriography. A carotid cavernous fistula is an abnormal communication between a branch of the carotid artery and the cavernous sinus generating an arteriovenous fistula that can cause severe ocular damage. Closure of carotid cavernous sinus fistulae by external compression of the carotid artery and jugular vein. Four cases in which the diagnosis of carotid cavernous fistula was made by using ct angiography are illustrated. Ccfs can be classified by anatomy direct or dural, etiology traumatic or spontaneous or blood flow velocity high or low.
In this retrospective study of 20 patients, we report. Although rare, injury to the internal carotid artery ica is a devastating complication commonly resulting in death or serious disability. Treatment of carotid cavernous fistulas springerlink. As arterial blood under high pressure enters the cavernous sinus, the normal venous return to the cavernous sinus is impeded and this causes engorgement of the. Endovascular treatment of carotid cavernous sinus fistula. Ojo izquierdo con inyeccion conjuntival y desviacion en abduccion izquierda. Carotidcavernous fistulas ccfs are vascular shunts allowing blood to flow from the carotid artery into the cavernous sinus. They are classified into dural cavernous sinus fistulae or direct carotid cavernous fistulae. The characteristic clinical features seen in patients with ccfs are.
Carotid cavernous fistulas provide a free communication between the internal carotid artery and the surrounding cavernous sinus, resulting in high blood flow and high mean pressure in the shunt. Bilateral carotid cavernous fistulas ccfs are rare. Carotid cavernous fistula due to a ruptured intracavernous. We report successful transvenous treatment of direct carotid cavernous fistula in a patient with ehlersdanlos syndrome type iv using a novel tripleoverlay embolization tailored technique without the need for arterial puncture, which is known to be highly risky in this patient group. Carotidcavernous fistula ccf is a pathologic connection between the artery and the sinus that. Carotid cavernous fistulas can be spontaneous, secondary to trauma, or associated cavernous sinus pathology. The traumatic fistulae occur more frequently, 75% of cases, appearing after car accidents or after endovascular therapy. Traumatic carotidcavernous sinus fistula associated with an. This separates the blood flow of the carotid arteries from that of the veins. These abnormalities can cause chemosis, proptosis, and bruit and, rarely, infarction or hemorrhage.
Patients present with proptosis, ecchymosis redness, and pain around the affected eye. We present one case of direct carotid cavernous fistula, which is the only reported case of this complication associated with microcompression gangliolysis. Carotid cavernous fistula an overview sciencedirect topics. Traumatic carotid cavernous fistula accompanying basilar skull fracture. In direct fistulas there is an abnormal communication between the internal carotid artery and the cavernous sinus. Embolization of carotid cavernous fistula by means of direct.
Fistulous connection is within the wall of the cavernous sinus. M m teng, j f lirng, t chang, s s chen, w y guo, c c cheng, w c shen, l s lee. A carotid cavernous sinus fistula is an abnormal connection that forms between a carotid artery in your neck and the network of veins at the back of your eye. A carotid cavernous sinus fistula ccf is an abnormal communication between arteries and veins within the cavernous sinus. Carotid cavernous fistula ccf is an abnormal communication between the cavernous sinus and the carotid arterial system. Dural carotid cavernous fistula is a specific type of dural arteriovenous fistula in which there is abnormal shunting within the cavernous sinus. A lthough carotid arterycavernous sinus fistula was, in the words of hamby, the earliest recognized surgically treated intracranial vascular lesion, it is not. Study conducted at the pelotas federal university ufpel pelotas rs, brazil.
Wed like to understand how you use our websites in order to improve them. Direct ccfs are highflow shunts between the cavernous segment of the internal carotid artery ica and the cs, usually caused by traumatic injury or a. Highflow direct ccfs usually are traumatic or are caused by rupture of a cavernous aneurysm into the sinus, but a small percentage can be spontaneous. The shunting of the blood may produce ocular ischemia 503 and may transmit arterial pulsations. Information on how to subscribe to neurology and neurology. Small meningeal arteries supplying dural wall of cavernous sinus can rupture spontaneously, while.
Endovascular embolization of carotidcavernous fistulas. Must we still call cavernous sinus the parasellar vascular and nervous crossroads. Carotidcavernous fistula knowledge for medical students. Treating a carotid cavernous fistula with embolization involves placing small platinum coils where the abnormal connection is. Pdf carotid cavernous fistula ccf is an abnormal communication between the cavernous sinus and the carotid arterial system.
Spontaneous childhood fistulas are extremely unusual. Carotid cavernous fistula and false aneurysm of the. Diagnosis and management of carotid cavernous fistulas. The symptoms of carotid cavernous fistula of buzzing in the ear, proptosis, and chemosis were. Carotid cavernous fistula ccf is an abnormal communication between the cavernous sinus and. He also complained of headache, diplopia dural arteriovenous. Imaging diagnosis of dural and direct cavernous carotid fistulae. A caroticocavernous fistula ccf may be due to either a direct connection between the cavernous ica and the cavernous sinus and present acutely, or due to an indirect connection via small branches of the ica, eca, or as in this case both.
Mar 24, 2007 the incredible ibex defies gravity and climbs a dam forces of nature with brian cox bbc duration. Treatment of carotidcavernous fistula by muscle embolization and. The potentially sightrobbing vascular abnormality known as the carotid cavernous sinus fistula ccf can masquerade as conjunctivitis or other common ocular conditions, which diminishes the chance for a speedy diagnosis. Recurrent neurosensory macular detachment in carotid. As a result, the blood can drain properly from the eyes. As arterial blood under high pressure enters the cavernous sinus, the normal venous return to the cavernous sinus is impeded and this causes engorgement of the draining veins, manifesting most dramatically as a.
The potentially sightrobbing vascular irregularity referred to as the carotid cavernous sinus fistula ccf can masquerade as conjunctivitis or other typical ocular conditions, which decreases the opportunity for a quick medical diagnosis. If invasive intervention is not warranted, patients may use techniques of occlusion, such as external manual carotid compression, to promote. If they do rupture they most often lead to a ccf instead of bleeding into the subarachnoid space. This paper concerns 17 cases of carotid cavernous fistula, 16 of which are from the neurosurgical institute in santiago in chile and one from the general hospital in mexico. A carotid cavernous fistula is an abnormal communication between a carotid artery and the cavernous sinus. Carotid cavernous fistula carotid cavernous fistulas are a specific type of abnormal connection of the arteries directly into the venous system. Discussion carotid cavernous fistulae represent a direct communication between the arterial flow of the carotid siphon and the venous compartment of the cavernous sinus 1, 2, 3. Desprendimiento neurosensorial macular recurrente en fistula carotidocavernosa recurrent neurosensory macular detachment in carotidcavernous fistula author links open overlay panel e. A patient is presented who developed carotid cavernous sinus fistula 1 year after midface advancement. Marginal sinus arteriovenous fistulas mimicking carotid.
Materials and methods 7 patients with dccfs were identified and treated with a double lumen balloon scepter c. Ccfs are classified into two main types based on their pathophysiology, direct type a and indirect type bd 1, 2, as shown in figure 1. Among all types of carotid cavernous fistulas ccfs, especially direct ccf by carotid cavernous aneurysm cca rupture sometimes requires urgent treatment due to acute cranial nerve and visual impairment, epistaxis, and, most devastatingly, subarachnoid hemorrhage. Intracavernous carotid artery aneurysms causing a carotid cavernous fistula ccf are rare. The fistula was successfully treated angiographically. Ppt carotid cavernous fistula powerpoint presentation. Ccfs arise from abnormal connections between the carotid arteries and the cavernous sinus.
These aneurysms usually cause neurological symptoms due to gradual expansion without rupture. May, 20 arteriovenous fistulae of the cavernous sinus are rare and difficult to diagnose. A carotid cavernous fistula ccf is an abnormal passage between the venous cavernous sinus and the internal carotid artery. In this paper, we report the case of an 88yearold woman who presented with a twomonth history of worsening visual symptoms and was subsequently found to have bilateral barrow grade d ccfs. The most frequent are type c, with meningeal branches of the external carotid forming the fistula 3. After ct scan and angiography, a direct obliteration of the cavernous sinus was performed, with good recovery and regression of the clinical signs. The fistula leads to a highpressure inflow of arterial blood into the venous sinuses, resulting in compression and damage to adjacent structures. To our knowledge, this is the first report of the ct angiographic appearance of carotidcavernous fistulas. To our knowledge, this is the first report of the ct angiographic appearance of carotid cavernous fistulas. Carotid cavernous fistula statpearls ncbi bookshelf. They are postulated to occur secondary to cavernous sinus thrombosis with revascularization and thus.
Occasionally, the dominant venous drainage is forced retrograde up the inferior petrosal sinus and into the cavernous sinus, causing chemosis, proptosis, and ocular hypertension, mimicking a carotid cavernous fistula. Ruptured cavernous sinus aneurysms causing carotid cavernous. Urgent treatment of severe symptomatic direct carotid. A ptient is described with a ruptured intracavernous aneurysm causing a ccf resulting in acute onset of. Direct carotid cavernous fistulas are highflow shunts with a direct connection between the internal carotid. Typically they are seen in adults and have been classified according to their hemodynamic properties 1, 2.
Despite the similarity of symptoms between both types, a precise diagnosis is essential since the treatment is specific for each type of fistula. Interventional treatment of carotid cavernous fistula. Indirect fistulas are due to communication by multiple branches between the internal andor external carotid arteries and the cavernous sinus. Carotid cavernous fistula was one of the first intracranial vascular lesions to be recognized. Surgical exposure and direct access to the superior ophthalmic vein have been previously described in situations in which conventional transvenous access, including the inferior petrosal sinus, is not possible. Pdf endovascular treatment of carotid cavernous fistulas. Four cases in which the diagnosis of carotidcavernous fistula was made by using ct angiography are illustrated. Con tratamiento endovascular presento buena evolucion. Carotid cavernous fistulas ccfs are abnormal communications between the carotid arterial system and the cavernous sinus that occur mainly in elderly. Carotid cavernous fistula ccf as a complication of percutaneous procedures for tn have been hypothesized to be predisposed by a primitive foramen lacerum medius a fusion of the foramen ovale with the foramen lacerum which can occur in up to 4% of the population, extension of the thermal lesion of radiofrequency to vascular components. We studied a we use cookies to enhance your experience on our website. Carotid cavernous sinus fistula is an abnormal communication between the internal or external carotid arteries and the cavernous sinus. Pdf carotidcavernous fistula in term pregnancy due. Objective to describe the treatment of direct high flow carotid cavernous sinus fistulas dccfs with the double lumen balloon scepter c.
This article is from march 2008 and may contain outdated material. Patients may have double vision as the nerves that control the eye are affected or vision. Ruptured cavernous sinus aneurysms causing carotid cavernous fistula. Fistula carotideocavernosa carotidcavernous fistula core. However, treatment success rates for these fistulas now approach 100 percent when the repair work is. Carotid cavernous fistulas ccfs are an abnormal shunt from the. May 24, 2019 carotid cavernous sinus fistula is an abnormal communication between the internal or external carotid arteries and the cavernous sinus. They rarely occur in children with connective tissue disorders such as ehlersdanlos syndrome or after trauma 38. Any information contained in this pdf file is automatically generated from digital. The main symptom is diplopia, caused by compression injury of the oculomotor nerves. Carotidcavernous fistula and carotid artery aneurysm sonoworld. A carotid cavernous sinus fistula ccf is an arterialvenous fistula between the internal carotid artery and cavernous sinus, and can be classified as either direct or indirect. The treatment of a carotid cavernous fistula ccf depends on the severity of the clinical symptoms, its angiographic characteristics, and the risk it presents for intracranial hemorrhage. Dural arteriovenous fistula of the cavernous sinus with.
Treatment of recurrent carotid cavernous fistula by direct puncture of a previously trapped internal carotid artery journal of vascular and interventional radiology, vol. Cavernous carotid fistulas are reported in anywhere from 3% to 24% of patients with cavernous carotid aneurysms. Ccfs are classified based on hemodynamics high flow or low flow, pathogenesis spontaneous. Carotid cavernous fistula in term pregnancy due tospontaneous rupture of carotidcavernous aneurysm. Caroticocavernous fistula radiology reference article. Cannulation and complete embolization of the offending vessels during angiography proved unsuccessful, and so the patient underwent adjuvant. These lesions may be classified based on the following. Clustertic syndrome as the first clinical manifestation of a. Carotid cavernous fistulas ccfs are abnormal arteriovenous shunts in the cavernous sinus cs. A carotidcavernous fistula is an abnormal communication between a carotid artery and the cavernous sinus.
The cavernous sinus is a vascular network crossed by the intracranial internal carotid artery, which in turn provides various intracranial branches to nerves and to the pituitary gland. Dural arteriovenous fistulas davfs of the cavernous sinus are abnormal communications between the dural branches of the internal, or external carotid arteries, or both, and the cavernous sinus. Embolization of carotid cavernous fistula by means of direct puncture through the superior orbital fissure. Three cases of carotid artery fistulas have been reported, including two direct carotid cavernous fistulas and one external carotid artery fistula. The diagnosis was confirmed by digital subtraction angiography in all four instances. Carotid cavernous fistulae are an uncommon disease. This atypical clinical presentation may lead to misdiagnosis and inappropriate hazardous treatment of an. This article is from june 2005 and may contain outdated material. A carotid cavernous fistula results from an abnormal communication between the arterial and venous systems within the cavernous sinus in the skull. Marginal sinus fistulas msfs are uncommon vascular anomalies.
The payee may view, download, andor print the article for hisher personal, scholarly, research, and. A carotidcavernous sinus fistula is an abnormal connection that forms between a carotid artery in your neck and the network of veins at the back of your eye. A case of carotid cavernous fistula with contralateral proptosis is reported, in a 74 year old man, who suffered a head trauma five months previously. A case of traumatic carotidcavernous sinus fistula ccf associated with an intradural pseudoaneurysm is reported. This paper focuses on the historical progression of our understanding of the condition and its symptomatologyfrom the initial hypothesis of ophthalmic artery aneurysm as the cause of pulsating exophthalmos to the recognition and acceptance of fistulas between the carotid arterial system and. The cavernous sinus a multidisciplinary approach to vascular and tumorous lesions. Features fullscreen sharing embed analytics article stories visual stories seo. Recurrent neurosensory macular detachment in carotidcavernous. Classification and treatment of spontaneous carotid cavernous sinus fistulas. Recent advances in endovascular techniques have resulted in several therapeutic modalities becoming available and the endovascular approach has evolved as the primary treatment option for the management of ccfs. Endovascular techniques for treatment of carotidcavernous fistula. Ophthalmology department, pelotas federal university ufpel medical school pelotas rs, brazil. Direct carotidcavernous fistulas arise by abnormal communications between the.
A ccf can be due to a direct connection between the cavernous segment of. By continuing to use our website, you are agreeing to our use of cookies. Dural carotid cavernous fistulas are usually treated via a transvenous approach through the inferior petrosal sinus. Endovascular treatment strategy for direct carotid cavernous fistulas resulting from rupture of intracavernous carotid aneurysms. What radiologists need to know about carotidcavernous fistulas. External manual carotid compression is a noninvasive method to treat cavernous sinus cs dural arteriovenous fistulae davf. Conservative treatment of a traumatic direct lowflow carotid. Cureus bilateral carotidcavernous fistulas treated with. In most instances, endovascular treatment is preferred. Create marketing content that resonates with prezi video. Aneurysms of the cavernous segment of the internal carotid artery usually become symptomatic by mass effect on the adjacent cranial nerves, causing ophthalmoplegia and, sometimes, decreased vision or trigeminal neuralgia. Treatment of direct carotidcavernous fistulas with a. Occasionally, treatment of indirect ccfs with conventional endovascular approach through large veins or the inferior petrosal sinus.
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