Results 91 to 100 of about 2,608,517 (407)

Left main coronary artery compression by a dilated pulmonary artery

open access: yesIHJ Cardiovascular Case Reports, 2017
Pulmonary artery hypertension is often associated with chest pain. The etiology of chest pain has been reported as the dilatation of the pulmonary artery or right ventricular hypertrophy and ischemia.
Pil-Sang Song   +7 more
doaj   +1 more source

Heterogeneity Landscape of Circulating Tumor Cells in Clinical Utility

open access: yesAdvanced Therapeutics, EarlyView.
This study reports the heterogeneity spectrum of circulating tumor cells. The factors involved in the spectrum promote CTCs to overcome barriers in the metastatic cascade but impact the clinical outcome of cancer patients. In summary, the heterogeneities in association with CTCs ultimately reduce patient survival and facilitate increasing mortality of ...
Md Kowsar Alam   +5 more
wiley   +1 more source

When a pulmonary embolism is not a pulmonary embolism: a rare case of primary pulmonary leiomyosarcoma [PDF]

open access: yesJournal of Community Hospital Internal Medicine Perspectives, 2015
Arterial leiomyosarcomas account for up to 21% of vascular leiomyosarcomas, with 56% of arterial leiomyosarcomas occurring in the pulmonary artery. While isolated cases of primary pulmonary artery leiomyosarcoma document survival up to 36 months after ...
Nargiz Muganlinskaya   +3 more
doaj   +1 more source

A univentricular heart : tricuspid atresia [PDF]

open access: yes, 2013
A two-year-three-month-old boy was diagnosed with tricuspid atresia. This condition requires three surgical interventions, of which he has already had two. He has now presented to hospital with shortness of breath.
Mifsud, Simon, Schembri, Emma
core  

Pulmonary Artery Sarcoma

open access: yesMethodist DeBakey Cardiovascular Journal, 2010
Primary heart tumors are rare, and malignant primary heart tumors are only a small subset of these. Most primary malignant tumors are sarcomas arising from the cells of the structural elements of the heart such as blood vessels, muscle, connective tissue, fat and even bone.
Michael J. Reardon, Shanda H. Blackmon
openaire   +3 more sources

Pulmonary artery sarcoma [PDF]

open access: yesHeart, 2003
A 38 year old man without any symptoms was referred to our hospital for examination of a heart murmur. There were signs of right ventricular overload on the ECG. Doppler echocardiographic measurements demonstrated a maximum pressure gradient of 105 mm Hg across the right ventricular outflow tract. …
R Tanaka, N Nagaya, N Kotooka
openaire   +3 more sources

Revealing Cell‐Free Mitochondrial DNA Breakage Patterns as Novel Biomarkers for Sepsis

open access: yesAdvanced Science, EarlyView.
Uncovering distinct plasma cfmtDNA breakage patterns opens new frontiers for early sepsis detection and prognosis. Unique cleavage hotspots in RNR2 and COX2 regions outperform traditional biomarkers, while mechanistic insights suggest bacterial endonuclease involvement.
Haitang Liao   +13 more
wiley   +1 more source

MECHANISMS OF DISEASE Acute Oxygen-Sensing Mechanisms [PDF]

open access: yes, 2005
JOSEPH PRIESTLEY, ONE OF THE THREE SCIENTISTS CREDITED WITH THE discovery of oxygen, described the death of mice that were deprived of oxygen. However, he was also well aware of the toxicity of too much oxygen, stating, “For as a candle burns much faster
Buckler, Keith J.   +3 more
core  

What role does the right side of the heart play in circulation? [PDF]

open access: yes, 2006
Right ventricular failure (RVF) is an underestimated problem in intensive care. This review explores the physiology and pathophysiology of right ventricular function and the pulmonary circulation.
Cecconi, M, Johnston, E, Rhodes, A
core   +2 more sources

Tumor Extracellular Vesicles Aggravate Mitochondrial Damage in Myocardial Ischemia/Reperfusion Injury

open access: yesAdvanced Science, EarlyView.
This study reveals a novel mechanistic connection between cancer and ischemia/reperfusion (I/R)‐induced cardiac injury. The meta‐analysis demonstrates significantly higher incidence ratios of both all‐cause mortality and cardiovascular mortality in cancer patients undergoing percutaneous coronary intervention (PCI) compared to non‐cancer patients.
Zhongting Mei   +14 more
wiley   +1 more source

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