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Biomedical subjects

Recai Tuncer

Publications and source records attributed to Recai Tuncer.

6 recordsLinked to original sources

Epithelioid hemangioendothelioma derived from the spine region: case report and review of the literature.

Epithelioid hemangioendotheliomas (EHE) are rare vascular tumors which generally originate from soft tissues and visceral organs. Primary bone EHEs, especially those occurring in the spine region, are extremely rare. Our case is that of a 30-year-old man who was admitted to hospital with low back pain, difficulty in walking, post-voiding urinary incontinence and numbness in the caudal area. X-ray showed a lytic process affecting the vertebra L2 and collapse of L1. Vertebrectomy of L1 and gross total tumor resection were performed. Histopathological and immunohistochemical findings of the tumor tissue supported the diagnosis of EHE. The case, which to the best of our knowledge is only the fifth such reported case, is presented with its clinicopathological findings and a review of the literature.

Adult↗

Tongue tremor in brainstem pilocytic astrocytoma.

An isolated tremor of the tongue developed in a 22-year-old female patient in a minimally conscious state. The patient was diagnosed with brainstem pilocytic astrocytoma. A widespread lesion of the brainstem and cerebellum was evident on cranial magnetic resonance imaging. The pathophysiology of isolated tongue tremor is discussed with the magnetic resonance findings and the relevant literature.

Astrocytoma↗

Multiple anterior inferior cerebellar artery aneurysms associated with an arteriovenous malformation: case report.

BACKGROUND: Multiple aneurysms of the proximal part of the anterior inferior cerebellar artery (AICA) associated with a distal arteriovenous malformation (AVM) are extremely rare lesions. METHODS: A 52-year-old man was admitted because of sudden headache. Neurological examination revealed ataxia. Computed tomography scan showed a right cerebellar and subarachnoid hemorrhage. Vertebral angiograms demonstrated 3 small aneurysms at the proximal part of the AICA and distal AVM. RESULTS: A right-sided lateral retromastoid suboccipital craniectomy was performed. We observed strangulation and obliteration at the AICA due to multiple clipping for aneurysms. Thus, aneurysms could not be clipped. At 11 years after bleeding, vertebral angiograms showed that 3 aneurysms had slightly enlarged but the AVM remained unchanged. To date, the patient is still doing well except for dizziness. CONCLUSION: This association is very rare at the AICA level, and definitive treatment of this association is sometimes complex.

Cerebellum↗

Spontaneous decrease in the size of a residual thoracic intradural lipoma.

Intradural spinal lipomas of thoracic cord are quite rare. It is known that lipomas are hamartomas, which change their size with alterations of body fat. An 18-year-old male patient, with a thoracic intradural lipoma showing spontaneous decrease in the size of a residual lipoma and tethering of the cord 4 years after surgery, is presented in this report.

Adolescent↗

Role of decompressive surgery in the management of severe head injuries: prognostic factors and patient selection.

Decompressive surgery or craniectomy (DC) is a treatment option, which should be considered when the intracranial pressure (ICP) cannot be treated by conservative methods. The purpose of this study was to evaluate the benefits of decompressive craniectomy in patients with intractable posttraumatic intracranial hypertension and to evaluate the patient selection criteria for this management protocol. In this study, 100 patients with severe head injuries were involved. All patients were treated according to the European Brain Injury Consortium (EBIC) guidelines for severe head injuries and were assessed based on individual initial Glasgow Coma Scores (GCS), age, Glasgow Outcome Score (GOS), presence of systemic injury, changes in ICP, presence of mass lesion and the right timing for DC. All patients presented with a GCS of 8 or below. Based on their initial GCS, the patients were divided in two groups of 60 (group I with GCS 4-5) and 40 (group II with GCS 6-8) in each, respectively. Prognosis was evaluated according to the (GOS). After treatment with DC, 84 of the patients (84%) showed unfavorable and 16 (16%) showed favorable outcomes. In group I, 58 patients (96.6%) showed unfavorable and two (3.4%) showed favorable outcomes. In group II, 26 (65%) patients showed unfavorable and 14 (25%) showed favorable outcomes. The importance of initial GCS and age in patient outcomes were statistically significant. The presence of systemic injuries or mass lesions in outcomes were not statistically significant. Based on our findings, we conclude that patients with Glasgow Coma Scores of 6-8 are the best candidates for DC treatment.

Adolescent↗

Aneurysmal bone cyst of the orbit.

Aneurysmal bone cysts of the skull are rare, and orbital involvement of these cysts is even less frequent. We present CT, MR imaging, and histopathologic findings of an aneurysmal bone cyst of the orbit in a 13-year-old female adolescent. The tumor mainly involved the frontal bone. MR imaging findings of the aneurysmal bone cyst of the skull were highly suggestive of the diagnosis.

Adolescent↗