We report the case of a 64-year-old otherwise healthy woman who presented with left facial swelling. Imaging of the neck revealed multiple masses in the salivary and thyroid glands. The mass in the left parotid gland was associated with an intravenous extension into the retromandibular, facial and internal jugular veins in the left neck. Based on multiplicity of these masses and the presence of...

cerebral venous thrombosis, including thrombosis of cerebral veins and major dural sinuses, is an uncommon disorder in the general population. however, it has a higher frequency among patients younger than 40 years of age, patients with thrombophilia, pregnant patients or those receiving hormonal contraceptive therapy or has foreign body such as catheter in their veins or arterial system. in th...

purpose: to determine the frequency of risk factors for retinal vein occlusion (rvo) in patients referred to a private clinic in rasht during 1995-2001. methods: this cross-sectional study was conducted on all patients with rvo who were referred to the clinic. sex, age, hypertension (htn), cardiovascular diseases (cvd), diabetes mellitus (dm), hypercoagulable states, glaucoma, smoking, hyperlip...

purpose: to investigate aqueous humor nitric oxide (no) levels in patients with branch retinal vein occlusion (brvo) and central retinal vein occlusion (crvo) and to compare these with age-matched controls. methods: eight consecutive patients with brvo and 16 patients with crvo were included in this study. aqueous humor specimens were obtained within 21 days of diagnosis. samples of aqueous hum...

background: anticoagulation therapy is a routine treatment in patients with hemorrhagic cerebral venous thrombosis (cvt). however, fear of hemorrhagic complications and deterioration course following anticoagulation often disturbs the responsible physician. methods: this was a prospective observational study on consecutive cvt patients with hemorrhagic venous infarction or subarachnoid hemorrha...

the goal of this study was to define the normal range of diameter in the deep vein of the lower limb and to compare this range with diameter of the veins with acute thrombosis and of veins with chronic thrombosis by using color doppler sonography. the study was cross sectional. the vein diameter and vein to artery ratio in different levels were measured and the following results were obtained. ...