Results 21 to 30 of about 25,303 (208)

Hemorheological risk factors of acute chest syndrome and painful vaso-occlusive crisis in children with sickle cell disease

open access: yesHaematologica, 2012
Background Little is known about the effects of blood rheology on the occurrence of acute chest syndrome and painful vaso-occlusive crises in children with sickle cell anemia and hemoglobin SC disease.Design and Methods To address this issue, steady ...
Yann Lamarre   +13 more
doaj   +1 more source

THE STATE OF HEMOGLOBIN IN SICKLED ERYTHROCYTES [PDF]

open access: yesThe Journal of Experimental Medicine, 1966
Electron microscopic and other evidence have provided support for the hypothesis that the sickling phenomenon is due to the intracellular formation of long slender crystals of reduced sickle hemoglobin. The rapid growth of these crystals causing tenting of the cell membrane is responsible for the bizarre distortion of the erythrocytes and presumably ...
openaire   +2 more sources

Sickle Retinopathy in a Person with Hemoglobin S/New York Disease

open access: yesCase Reports in Genetics, 2012
A patient who presented with sickle retinopathy and hemoglobin electrophoresis results compatible with sickle cell trait was found, on further investigation, to be a compound heterozygote with hemoglobin S and hemoglobin New York disease.
Donovan Calder   +4 more
doaj   +1 more source

Sickle cell disease retinopathy: characterization among pediatric and teenage patients from northeastern Brazil

open access: yesRevista Brasileira de Hematologia e Hemoterapia, 2014
Objective: The aim of the present study was to characterize sickle cell disease retinopathy in children and teenagers from Bahia, the state in northeastern Brazil with the highest incidence and prevalence of sickle cell disease.
Dayse Cury de Almeida Oliveira   +5 more
doaj   +1 more source

Partial Red Blood Cell Exchange in Children and Young Patients with Sickle Cell Disease: Manual Versus Automated Procedure

open access: yesActa Médica Portuguesa, 2017
Introduction: The benefits of manual versus automated red blood cell exchange have rarely been documented and studies in young sickle cell disease patients are scarce. We aim to describe and compare our experience in these two procedures.
Carlos Escobar   +9 more
doaj   +1 more source

The post-mortem diagnosis of vasocclusive crisis in sickle cell disease

open access: yesAutopsy and Case Reports, 2014
Sickle cell disease (SCD) comprises a group of genetic blood disorders that affect the hemoglobin molecular structure, and in some cases, the association with hemoglobin synthesis.
Varsha Bhatia   +2 more
doaj   +1 more source

A clinico-hematological study of sickle cell disease among adult patients in Makkah, Saudi Arabia. [PDF]

open access: yesAl-Azhar International Medical Journal, 2023
Background: Sickle cell disease is an autosomal recessive disease characterized by aberrant production of hemoglobin S (HbS). The clinical picture includes hemolytic anemia, vascular occlusion events, acute and persistent pain, and varied organ damage ...
Ahmad Arbaeen
doaj   +1 more source

Structure of Sickled Erythrocytes and of Sickle-Cell Hemoglobin Fibers [PDF]

open access: yesProceedings of the National Academy of Sciences, 1973
Deoxyhemoglobin from patients homozygous for sickle-cell anemia (deoxyhb S) aggregates into long straight fibers. These may extend through most of the length of the sickled cell, forming either square or hexagonally packed bundles with lattice constants of 170-180 Å. Each fiber is a tube made up of six thin filaments, which are wound around the tubular
J T, Finch   +3 more
openaire   +2 more sources

Prevalence of hemoglobin abnormalities in an apparently healthy population in Benin

open access: yesHematology, Transfusion and Cell Therapy, 2020
Background: Sickle cell disease is the most common monogenic disorder in humans and is a major public health concern in sub-Saharan Africa. In Benin, the prevalence of sickle cell disease is estimated to be 4.8%.
Alban Zohoun   +3 more
doaj   +1 more source

Correlation of low levels of nitrite and high levels of fetal hemoglobin in patients with sickle cell disease at baseline

open access: yesRevista Brasileira de Hematologia e Hemoterapia, 2012
BACKGROUND: Sickle cell disease is a hemoglobinopathy characterized by hemolytic anemia, increased susceptibility to infections and recurrent vaso-occlusive crises that reduces the quality of life of sufferers.
Darcielle Bruna Dias Elias   +5 more
doaj   +1 more source

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