Results 21 to 30 of about 33,347 (245)

Obstructive Sleep Apnea-induced Secondary Polycythemia with Normal Erythropoietin Levels: A Case Report and Pathophysiological Insights [PDF]

Indian Journal of Sleep Medicine
Secondary polycythemia is a well-recognized consequence of chronic hypoxemia, commonly attributed to conditions such as chronic obstructive pulmonary disease, high-altitude exposure, and congenital heart disease.
Subarna Acharya, Mahismita Patro, Prasanta Raghab Mohapatra, Sourin Bhuniya   +3 more
doaj   +1 more source

Polycythemia in chronic obstructive pulmonary disease in Minia Cardiothoracic University Hospital

Egyptian Journal of Chest Disease and Tuberculosis, 2023
Background Secondary polycythemia is linked to cigarette smoking and chronic obstructive pulmonary disease (COPD). However, the prevalence of polycythemia and its possible risk factors in patients with COPD have not been widely studied.
Rasha A Abdelfattah, Rasha M Emam, Mohammad O Abdel Aziz, Noha M Abdullah, Ali O Abdelaziz   +4 more
doaj   +1 more source

Polycythemia vera is a medical condition characterized by raised hematocrit. Owing to increased viscosity, the blood flow in the vessels become sluggish leading to the clinical features of polycythemia such as headache, blurring of vision, red skin, dizzi

Journal of Bahria University Medical and Dental College, 2021
Polycythemia vera is a medical condition characterized by raised hematocrit. Owing to increased viscosity, the blood flow in the vessels become sluggish leading to the clinical features of polycythemia such as headache, blurring of vision, red skin ...
Nabeela Iqbal, Syed Khalid Shah, Shamima Haneef   +2 more
doaj   +1 more source

The Evaluation of Polycythemia and the Diagnosis of Polycythemia Vera [PDF]

, 2001
Polycythemia vera (PV) is a rare clonal blood disorder marked by an elevated hematocrit, hemoglobin, and red cell mass. Although the etiology is unknown, PV is characterized by the proliferation of hematopoietic progenitor cells which creates an ...
Petersen, Kerri Lantz
core   +4 more sources

Frequent reduction or absence of detection of the JAK2-mutated clone in JAK2V617F-positive patients within the first years of hydroxyurea therapy

Haematologica, 2008
We analyzed the effect of hydroxyurea on the JAK2V617F allelic ratio (%JAK2V617F), measured in purified blood granulocytes, of patients with polycythemia vera and essential thrombocythemia.
François Girodon, Céline Schaeffer, Cédric Cleyrat, Morgane Mounier, Ingrid Lafont, Frédéric Dos Santos, Aurélie Vidal, Marc Maynadié, Sylvie Hermouet   +8 more
doaj   +1 more source

Case Report: A novel EPAS1 mutation in a case of paraganglioma complicated with polycythemia and atrial septal defect

Frontiers in Endocrinology, 2023
BackgroundParaganglioma is a rare neuroendocrine tumor and is highly associated with hereditary susceptibility genes, often occurring as part of a genetic syndrome. The genetic heterogeneity of paraganglioma poses challenges in diagnosis, counseling, and
Haiyan Yang, Haiyan Yang, Yue Chen, Yue Chen, Kai Liu, Liming Zhao   +5 more
doaj   +1 more source

Coexistence of Beta Thalassemia Trait and Polycythemia: Hematological Insights, Diagnostic Challenges, and Clinical Implications

Link Medical Journal of Health and Community Research
Background: The coexistence of beta-thalassemia trait (BTT) and polycythemia complicates diagnosis by lowering hemoglobin (Hb) below WHO thresholds for polycythemia vera (PV), potentially masking both disorders.
Abdurrehman, Sadiq Noor Khan, Rizwan Ullah, Khalid Nawaz, Muhammad Numan Saleem, Awal Mir   +5 more
doaj   +1 more source

Concurrent Polycythemia of Undetermined Etiology and Smouldering Plasma Cell Myeloma

Case Reports in Pathology, 2018
The combination of polycythemia and plasma cell myeloma occurring concurrently is very rare and few cases have been reported in the literature. Further, the vast majority of these cases are cases of polycythemia vera and myeloma.
Roula Katerji, Chad A. Hudson
doaj   +1 more source

Extent of hematopoietic involvement by TET2 mutations in JAK2V617F polycythemia vera

Haematologica, 2011
TET2 mutations are found in polycythemia vera and it was initially reported that there is a greater TET2 mutational burden than JAK2V617F in polycythemia vera stem cells and that TET2 mutations precede JAK2V617F.
Sabina I. Swierczek, Donghoon Yoon, Christine Bellanné-Chantelot, Soo Jin Kim, Cécile Saint-Martin, Francois Delhommeau, Albert Najman, Josef T. Prchal   +7 more
doaj   +1 more source

Clinical features and outcome of dogs and cats with bidirectional and continuous right‐to‐left shunting patent ductus arteriosus

Journal of Veterinary Internal Medicine, 2021
Background Studies describing the clinical progression of animals with reverse patent ductus arteriosus (PDA) are lacking. Objectives To describe the signalment, presenting signs, echocardiographic features, and survival in a group of dogs and cats with ...
Victoria Greet, Elizabeth F. Bode, Joanna Dukes‐McEwan, Pedro Oliveira, David J. Connolly, Julia Sargent   +5 more
doaj   +1 more source