Results: 405

Effect of vitamin D supplementation on 24-hour urine calcium in patients with calcium Urolithiasis and vitamin D deficiency

Int. braz. j. urol; 45 (2), 2019
ABSTRACT Purpose: Hypercalciuria is one of the risk factors for calcium kidney stone formation (the most common type of urinary stones). Although vitamin D deficiency is prevalent among urolithiasis patients, the effect of vitamin D supplementation on urine calcium in these patients is still unclear. M...

Utilidad de la 18f-colina pet/tc en hiperparatiroidismo primario persistente o recurrente: experiencia inicial
Usefulness of 18f-choline pet / tc in persistent or recurrent primary hyperparathyroidism: initial experience

Actual. osteol; 15 (1), 2019
El hiperparatiroidismo persistente/recurrente representa un desafío en la localización del tejido paratiroideo hiperfuncionante. En esta subpoblación, los métodos convencionales ofrecen un menor rédito diagnóstico. La 18F-colina PET/TC podría ser una buena alternativa dada su mejor resolución esp...

Serum PTH reference values in an adult Brazilian population: implications for the diagnosis of hyperparathyroidism

ABSTRACT Objective: To define serum parathyroid hormone (PTH) reference values in carefully selected subjects following the recommended pre-analytical guidelines. Subjects and methods: First, 676 adults who would be submitted to thyroidectomy were evaluated. Patients using interfering medications or wi...

Diagnostic and therapeutic guidelines for plaque psoriasis - Brazilian Society of Dermatology

An. bras. dermatol; 94 (2,supl.1), 2019
Abstract: Psoriasis is a chronic inflammatory disease that affects 1.3% of the Brazilian population. The most common clinical manifestations are erythematous, scaling lesions that affect both genders and can occur on any anatomical site, preferentially involving the knees, elbows, scalp and genitals. Bes...

On the synthesis of vitamin d in the darkness

Actual. osteol; 15 (1), 2019
Published evidence reports the existence of two routes for the transformation of 7-dehydrocholecalciferol into previtamin D3: a photochemical route with the participation of UVB photons and another route that occurs in the darkness. Several reports appears to support the presence of these two routes in s...

Hipovitaminose D e índices glicêmicos em trabalhadores de turno alternante de empresa de mineração

Objetivo: Demonstrar a prevalência da hipovitaminose D em trabalhadores de turno de uma empresa de mineração e verificar se, nesta população, há correlação entre as variáveis glicêmicas (hemoglobina glicada e glicemia de jejum) e os níveis séricos de vitamina D. Métodos: Estudo transversal o...

Vitamin D deficiency is not associated with higher levels of syntax score

Abstract Objective: To evaluate the association between serum vitamin D (vitD) level and SYNTAX (synergy between percutaneous coronary intervention with taxus and cardiac surgery) score (SS). Methods: The medical records of consecutive patients, who underwent coronary artery bypass graft surgery, were ...

Evaluation of vitamin D plasma levels after mild exposure to the sun with photoprotection

An. bras. dermatol; 94 (1), 2019
Abstract: Background: Most of the organism's vitamin D (VD) is obtained through the cutaneous synthesis after exposure to the sun's UVB radiation. Sunscreens are indicated for the prevention of actinic damage to the skin, however, there are few clinical trials assessing the synthesis of cutaneous VD in ...

The effect of vitamin D on cognitive functions in young female patients: a prospective controlled study using the Montreal Cognitive Assessment

Arq. neuropsiquiatr; 77 (1), 2019
ABSTRACT Aim: Our aim was to determine whether there is a relationship between vitamin D [25(OH)D] and cognitive functioning in women with low 25(OH)D levels. Methods: Ninety female patients, 25-45 years of age, who attended our outpatient clinic and had 25(OH)D levels < 30 ng/mL, were included. The...

Diabetic regulation of subjects with type 2 diabetes mellitus is associated with serum vitamin D levels

SUMMARY OBJECTIVE Vitamin D deficiency is not only associated with bone metabolism but also with diabetes mellitus. We aimed to study the possible association between serum vitamin D concentration and HbA1c level in patients with type 2 diabetes mellitus (T2DM) in this retrospective report. METHODS P...