Background: Medical X-rays are the largest man-made source of public exposure to ionizing radiation. While the benefits of Computed Tomography (CT) are well known in accurate diagnosis, those benefits are not risk-free. CT is a device with higher patient dose in comparison with other conventional radiation procedures. Objective: This study is aimed at evaluating radiation dose to patients from ...

brain foreign bodies and penetrating missile injuries of the brain are familiar topics for iranian physicians, especially after iran and iraq war. but it’s not easily plausible that there is a couple of sewing needles in the cranium of a patient who has not any history of head trauma or penetrating injury. the patient was a 42-year-old man who admitted in neurology ward of mottahari hospital in...

Sarcoidosis is a multisystemic granulomatous disease of unknown etiology. Neurological symptoms occur in 5-15% of patients with sarcoidosis and are related to a whole spectrum of possible pathologies, including pachymeningitis, leptomeningitis, parenchymal involvement with mass lesions and/or white matter disease, myelitis, cranial neuropathies, peripheral neuropathy, and myopathy. Diagnosis ca...

Objective: Tuberculous meningitis (TBM) may be an undiagnosed cause of childhood mortality or neurologic sequelae. Cranial computed tomography (CT) scan remains a relevant diagnostic and prognostic tool amidst negative cerebrospinal fluid sputum findings for tuberculous diagnosis. Delays in diagnosis treatment increase morbidity resource-constraint countries.
 Case report: A seven-year-old...

A 32-year-old male came to the emergency room with a crescentric 4x11 cm tissue defect at the right temporo-parietal region. Brain tomography showed a tissue defect in the right parietal region but bone integrity was preserved. A free flap procedure was performed to protect the cranial bones. Two months after discharge from the hospital, he presented with a draining dirty wound that appeared ne...

The observation of apparent dural sinus opacification in a polycythemic patient with cerebral infarction prompted a review of 300 computed tomographic scans for the significance of dense dural sinuses. Fifteen patients including 11 neonates, were identified; each of them had dense dural sinuses and elevated hematocrit or red blood cell indices or both. With only one exception, computed tomograp...

Dislocation of the mandibular condyle into middle cranial fossa is a rare event with only 59 cases having been reported in English literature. The common etiology road traffic accident. Epidemiology wise this injury found commonly children and young adults. This has attributed to undeveloped being small rounded. In report we present case central dislocation 20 year old female patient sustained ...

aortoenteric fistula is a rare but significant clinical entity associated with high morbidity and mortality if remain untreated. clinical presentation and imaging findings may be subtle and prompt diagnosis can be difficult. herein, we present a patient who initially presented with abdominal pain and computed tomography showed an aortic aneurysm compressing duodenum without any air bubbles. one...