scholarly journals Generalized Chorea Due to Secondary Polycythemia Responding to Phlebotomy

Author(s):  
Ajith Cherian ◽  
Naveen Kumar Paramasivan ◽  
Divya Kalikavil Puthanveedu ◽  
Syam Krishnan ◽  
Amitha Radhakrishnan Nair
2018 ◽  
Vol 20 (2) ◽  
pp. 195 ◽  
Author(s):  
KatherineLang Rotker ◽  
Michael Alavian ◽  
Bethany Nelson ◽  
GraysonL Baird ◽  
MartinM Miner ◽  
...  

2007 ◽  
Vol 48 (9) ◽  
pp. 984
Author(s):  
Soo Hyung Lee ◽  
Jung Hwan Lee ◽  
Jong Tak Park ◽  
Il Han Kim ◽  
Hyun Wook Im ◽  
...  

2006 ◽  
Vol 59 (5) ◽  
pp. 336-338
Author(s):  
Naohito NISHII ◽  
Kiyomi SUZUKI ◽  
Noriko SUGIMOTO ◽  
Hiromi OHTSUKA ◽  
Kuniaki TAKAHASHI ◽  
...  

2016 ◽  
Vol 2016 ◽  
pp. 1-3
Author(s):  
Diana E. Arévalo Simental ◽  
Enrique A. Roig Melo-Granados ◽  
Saúl Cortés Quezada ◽  
Manuel A. Páez Escamilla ◽  
Carmen L. Soria Orozco ◽  
...  

Purpose. To report a case of hemiretinal artery occlusion in a child with dextrocardia, visceral heterotaxia, and secondary polycythemia. Methods. Complete clinical examination, fundus photography, and retinal fluorescein angiography were performed. Laboratory testing included complete blood cell count, homocysteine, protein c, protein s, activated protein s, methyltetrahydrofolate and homocysteine activator genes, factor leiden V gene, antithrombin III, and activated protein c resistance. In addition, transthoracic and transesophageal echocardiogram and cardiac catheterism were performed. Results. We report an 11-year-old boy with a sudden, painless visual loss in his right eye. His past medical history is remarkable for a congenital cardiac disease. He presented with vision of light perception in the right eye and a relative afferent pupillary defect. Fundus findings included a macular cherry-red spot and inferior hemiretinal whitening consistent with hemiretinal artery occlusion. Laboratory testing showed increased red blood cell (RBC) count, hemoglobin, and hematocrit. The patient was treated with four phlebotomies with improvement of RBC count and after one month reperfusion of the retina and a visual acuity of 20/200 were observed. Thrombophilia and cardiac screening were negative, except for secondary polycythemia. Conclusion. Hemiretinal artery occlusion is extremely rare in children and is often associated with congenital cardiac disease and hypercoagulative states.


Respiration ◽  
1986 ◽  
Vol 49 (4) ◽  
pp. 257-262 ◽  
Author(s):  
Demetrios A. Patakas ◽  
Pandora I. Christaki ◽  
George E. Louridas ◽  
Brian J. Sproule

Blood ◽  
1961 ◽  
Vol 18 (6) ◽  
pp. 717-726 ◽  
Author(s):  
CHARLES A. HALL ◽  
Alexander E. Finkler ◽  
Edward S. Allen ◽  
Booker T. Moore

Abstract 1. The plasma disappearance of a small intravenous dose of radioactive vitamin B12 was determined in control subjects and in patients with various blood disorders. 2. A delayed, sometimes irregular, disappearance was observed in the majority of patients with acute and chronic myelogenous leukemia, myeloid metaplasia, and polycythemia vera. 3. Disappearance was normal in the lymphogenous leukemias, secondary polycythemia and relative polycythemia. 4. The abnormalities observed are believed to indicate an abnormality of vitamin B12 metabolism common to the diseases of the myeloproliferative group and are further evidence of the close relationship between these diseases.


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