I wanted to know if anyone else is having the same sort of issue. Does untreated obstructive sleep apnea cause secondary erythrocytosis.
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I had my sleep study a few weeks ago now the doctor is saying i don t have sleep apnea any more yet because of the polycythemia vera elevated red blood cells caused by my bone marrow when i lye down i feel like i can t breath correctly with out my machine.
Polycythemia sleep apnea. Evaluate patients received in the unit of sleep disordered breathing referred from hematology department hdp for suspected osas and polycythemia having discarded polycythemia vera. Choi jb 1 loredo js norman d mills pj ancoli israel s ziegler mg dimsdale je. Nguyen cd 1 holty jc 2.
1 department of neuropsychiatry kyunggi provincial hospital for the elderly kyunggi do south korea. Because it can increase your risk of stroke it s important to get treatment if necessary. Secondary polycythemia most often develops as a response to chronic hypoxemia which triggers increased production of erythropoietin by the kidneys 25 the most common causes of secondary polycythemia include obstructive sleep apnea obesity hypoventilation syndrome and chronic obstructive pulmonary disease copd.
Obstructive sleep apnea osa is a highly prevalent condition associated with decrements in oxyhemoglobin saturation during sleep. A patient with obstructive sleep apnea typically snores has disrupted sleep experiences morning headaches and has daytime sleepiness. There is a high prevalence of obstructive sleep apnea osa in the united states with one quarter of adults aged 30 to 70 years having osa.
Several hematologic guidelines recommend an evaluation for osa in the work up of secondary erythrocytosis 1 8 9. Obstructive sleep apnea is a condition where a person stops breathing during sleep and is estimated to affect 30 to 50 percent of patients with polycythemia vera or essential thrombocythemia. Secondary polycythemia also called secondary erythrocytosis is the overproduction of red blood cells.
Does obstructive sleep apnea increase hematocrit. 1 division of pulmonary and critical care medicine department of medicine stanford university palo alto ca usa. The obstructive sleep apnea syndrome osas is characterized by intermittent hypoxia occur during sleep and can cause secondary polycythemia.
Stanford sleep medicine center department of psychiatry stanford university palo alto ca usa. Most clinicians consider osa as one of the causes of elevated hemoglobin hb polycythemia but this is based on anecdotal evidence and further work up is often not pursued.
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