OBJECTIVE Determine the accuracy, sensitivity, and specificity of an Amsler grid testingfor chloroquine retinopathy screening. MATERIAL AND METHOD One hundred and forty patients who received chloroquine phosphate or hydroxychloroquine sulfate and attended the rheumatology clinic of BMA Medical College and Vajira Hospital between March 2008 and May 2009 were included. The patients underwent Am...

Objective To investigate the role of whole blood viscosity in digital ulcer (DU) development in patients with diffuse and limited Systemic sclerosis. Methods A convenience sample of patients with Systemic sclerosis (SSc) was selected from the adult Rheumatology clinic at the University of Chicago. The study group consisted of patients with SSc (with ulcers present, a history of ulcers, and no...

OBJECTIVE To investigate the relation between measures of pain threshold and symptoms of distress to determine if fibromyalgia is a discrete construct/ disorder in the clinic. METHODS 627 patients seen at an outpatient rheumatology centre from 1993 to 1996 underwent tender point and dolorimetry examinations. All completed the assessment scales for fatigue, sleep disturbance, anxiety, depressi...

OBJECTIVE Hereditary hemochromatosis is a common autosomal recessive disorder of iron metabolism. Among Northern Europeans the carrier frequency is estimated to be 1 in 10, while up to 1 in 200 is affected by the disease. Arthropathy is one early clinical manifestation of this disease, but the articular features are often misdiagnosed. In this study the two frequent mutations of the HLA-linked ...

The etiology of low back pain is often thought to include musculoskeletal disorders, such as lomber disc herniation or strain.Less commonly, low back pain is thought to refer from viscera.Sources of pain referred to the low back in females include uterine conditions.We aimed to investigate the female population of a rheumatology clinic to define the rate of uterine conditions that a rheumatolog...

Background: Increased incidence of renal stone has been reported in ankylosing spondylitis (AS), but unlike some well-known renal involvements, they have not been fully studied. The aim of this study was to investigate the association of AS with urolithiasis and also the relation between urinary stone and severity markers. Methods: One hundred-sixty three AS patients were included in a cross-s...

Vasculitides are a heterogeneous group of more than 20 diseases defined by inflammation and destruction of blood vessels. We aimed to study the demographic characteristics of the primary vasculitides in the North East of Iran. We retrospectively studied the medical records of patients diagnosed with any kind of vasculitis at the Clinic and Department of Rheumatology of the Imam Reza Hospital, M...