![Coronary Artery Anomalies on CT Angiography](http://s1.studyres.com/store/data/002361475_1-145759ff87070a8b04d02aa79b984f36-300x300.png)
Hereditary Occurrence of the Pre-Excitation
... long limb leads of the same patient. This tracing is especially interesting for 3 reasons: fusion beats of unusual type in pre-exeitation, concealed conduction in forward direction, and concealed retrograde conduction over an anomalous accessory A-V bypass following a ventricular capture. Again the ...
... long limb leads of the same patient. This tracing is especially interesting for 3 reasons: fusion beats of unusual type in pre-exeitation, concealed conduction in forward direction, and concealed retrograde conduction over an anomalous accessory A-V bypass following a ventricular capture. Again the ...
ventricular weight in cardiac hypertrophy - Heart
... total ventricular weight of over 250 g. may be taken as evidence of cardiac hypertrophy. If left ventricular hypertrophy is suspected, this criterion alone is sufficiently accurate, for practically all cases of suspected left ventricular hypertrophy had a weight greater than 250 g., and the amount b ...
... total ventricular weight of over 250 g. may be taken as evidence of cardiac hypertrophy. If left ventricular hypertrophy is suspected, this criterion alone is sufficiently accurate, for practically all cases of suspected left ventricular hypertrophy had a weight greater than 250 g., and the amount b ...
Congenital diaphragmatic hernia with concurrent aplasia of the
... inheritance (ex. chromosome 15q defects) [26]. Most cases of CDH remain idiopathic in nature [24]. The pathogenesis of CDH, although controversial, is related mainly to the malfunction of the retinoid signaling pathway (RSP) [24, 27, 28], caused by maternal deficiencies in vitamin A or toxic substan ...
... inheritance (ex. chromosome 15q defects) [26]. Most cases of CDH remain idiopathic in nature [24]. The pathogenesis of CDH, although controversial, is related mainly to the malfunction of the retinoid signaling pathway (RSP) [24, 27, 28], caused by maternal deficiencies in vitamin A or toxic substan ...
NIH Public Access - IUPUI ScholarWorks
... responses to nifedipine varied when nifedipine was administered after ES developed (posttreatment group, n=5). Nifedipine suppressed VT/SVF in one heart that had a long period of VT prior to SVF recurrence (Figure 7B). The maximal ΔCaiTD50–APD50 was reduced as a result of shortened CaiTD by nifedipi ...
... responses to nifedipine varied when nifedipine was administered after ES developed (posttreatment group, n=5). Nifedipine suppressed VT/SVF in one heart that had a long period of VT prior to SVF recurrence (Figure 7B). The maximal ΔCaiTD50–APD50 was reduced as a result of shortened CaiTD by nifedipi ...
quantification of left ventricular myocardial collagen system in
... It is well established that the aging process of the heart is characterized by a loss of myocytes27. This reduction occurs because myocytes are postmitotic cells and are not replaced as they die. Thus, the loss of myocytes with age could be one cause of the accumulation of collagen in the wall of th ...
... It is well established that the aging process of the heart is characterized by a loss of myocytes27. This reduction occurs because myocytes are postmitotic cells and are not replaced as they die. Thus, the loss of myocytes with age could be one cause of the accumulation of collagen in the wall of th ...
12543_FULLTEXT
... Myocardial strain is increasingly used in determination of myocardial function in the medical field due to its ability to detect cardiac diseases in the early stages, its ability to quantify regional myocardial function and its prognostic power. A number of methods have been developed to measure myo ...
... Myocardial strain is increasingly used in determination of myocardial function in the medical field due to its ability to detect cardiac diseases in the early stages, its ability to quantify regional myocardial function and its prognostic power. A number of methods have been developed to measure myo ...
Neuropeptide Y: Neurotransmitter or Trophic Factor in
... increase postnatally, and current density is greater in sympathetically innervated neonatal ventricle cells in culture than in noninnervated myocytes (12, 14). -Adrenergic receptor activation increases dihydropyridine binding (an index of channel density) and transcription of the 1C-subunit of the ...
... increase postnatally, and current density is greater in sympathetically innervated neonatal ventricle cells in culture than in noninnervated myocytes (12, 14). -Adrenergic receptor activation increases dihydropyridine binding (an index of channel density) and transcription of the 1C-subunit of the ...
Q: What is Hands
... A. At this time, the American Heart Association is not changing its recommendation for healthcare providers and other professional rescuers who receive healthcare provider basic life support training. Do what you know and feel confident doing. Both methods have been shown to be effective in the firs ...
... A. At this time, the American Heart Association is not changing its recommendation for healthcare providers and other professional rescuers who receive healthcare provider basic life support training. Do what you know and feel confident doing. Both methods have been shown to be effective in the firs ...
Effect of Ischemia on Calcium-Dependent Fluorescence
... were observed in contraction strength and in the duration of monophasic action potentials recorded immediately adjacent to the fiber-optic probe. Abnormalities in intracellular calcium may be a causal factor in the loss of electrical and mechanical synchrony in the acutely ischemic ...
... were observed in contraction strength and in the duration of monophasic action potentials recorded immediately adjacent to the fiber-optic probe. Abnormalities in intracellular calcium may be a causal factor in the loss of electrical and mechanical synchrony in the acutely ischemic ...
Defective Ca2+ Handling Proteins Regulation During Heart Failure
... results in catastrophic deterioration of ventricular pump function. Although it is clear that reduced SR Ca2+ content could lead to reduced systolic Ca2+ transients and weakened contractility, the specific mechanisms responsible for the reduced SR Ca2+ content in HF remain to be defined. Intracellul ...
... results in catastrophic deterioration of ventricular pump function. Although it is clear that reduced SR Ca2+ content could lead to reduced systolic Ca2+ transients and weakened contractility, the specific mechanisms responsible for the reduced SR Ca2+ content in HF remain to be defined. Intracellul ...
ICD - Patient Handbook
... Your doctor has recommended an implantable cardioverter defibrillator (ICD) system to treat your irregular heart rhythm. As a person with an irregular heart rhythm, you may experience symptoms that can affect your quality of life. An ICD is designed to monitor and treat heart rhythm problems, greatl ...
... Your doctor has recommended an implantable cardioverter defibrillator (ICD) system to treat your irregular heart rhythm. As a person with an irregular heart rhythm, you may experience symptoms that can affect your quality of life. An ICD is designed to monitor and treat heart rhythm problems, greatl ...
Anatomic variations of the cardiac valves and papillary muscles of
... In one case series of 79 normal human hearts, the APM and PPM were present in 100% of the cases, while the SPM was absent in 21.5% of the hearts. The APM presented with 1 head in 81% of the cases and with 2 heads in 19% (Nigri et al., 2001). Double headed APM were, mostly, V or H shaped. In many cas ...
... In one case series of 79 normal human hearts, the APM and PPM were present in 100% of the cases, while the SPM was absent in 21.5% of the hearts. The APM presented with 1 head in 81% of the cases and with 2 heads in 19% (Nigri et al., 2001). Double headed APM were, mostly, V or H shaped. In many cas ...
Myocardial Mechanics and Collagen Structure in the Osteogenesis
... each pressure step. For pressures 10 to 30 mm Hg, mean slopes for wild-type mice were 1.35 times higher than for oim (R2⫽0.78). HW (0.17⫾0.01 versus 0.15⫾0.01 g), absolute initial volume (5.9⫾0.4 versus 6.1⫾0.4 L), and LV estimated volume (130⫾6 versus 113⫾6 L) of hearts in this study did not diff ...
... each pressure step. For pressures 10 to 30 mm Hg, mean slopes for wild-type mice were 1.35 times higher than for oim (R2⫽0.78). HW (0.17⫾0.01 versus 0.15⫾0.01 g), absolute initial volume (5.9⫾0.4 versus 6.1⫾0.4 L), and LV estimated volume (130⫾6 versus 113⫾6 L) of hearts in this study did not diff ...
Mitral Regurgitation
... DVD for corresponding video). In particular, the posteromedial papillary muscle is more susceptible to injury during infarction as its blood supply is derived almost solely from the posterior descending branch of the right coronary artery. The antero-lateral papillary muscle and those of the right v ...
... DVD for corresponding video). In particular, the posteromedial papillary muscle is more susceptible to injury during infarction as its blood supply is derived almost solely from the posterior descending branch of the right coronary artery. The antero-lateral papillary muscle and those of the right v ...
Long-term effects of physical training on cardiac function and
... training on the structure and function of the heart of young endurance athletes & O2max), with the help of echocardiographic variables and maximal oxygen uptake ( V which indicates the capacity of maximal cardiovascular function. This study also sought to determine at which age the structural and fu ...
... training on the structure and function of the heart of young endurance athletes & O2max), with the help of echocardiographic variables and maximal oxygen uptake ( V which indicates the capacity of maximal cardiovascular function. This study also sought to determine at which age the structural and fu ...
A ngiographic Study of Normal Coronary A rteries as First
... Reciprocity exists between the right and left coronary arteries of the human heart. The variations have the greatest implication with regard to the blood supply of the crux and the posterior interventricular sulcus. In 80% - 90% of the cases the right coronary artery reaches and supplies this area s ...
... Reciprocity exists between the right and left coronary arteries of the human heart. The variations have the greatest implication with regard to the blood supply of the crux and the posterior interventricular sulcus. In 80% - 90% of the cases the right coronary artery reaches and supplies this area s ...
Alternative Lead Systems for Diagnostic Electrocardiography
... 1.1 Electrocardiography: a historic retrospective The first electrocardiogram (ECG) in a human was recorded by Waller1 in 1887. He strapped a pair of electrodes on the front and back of the torso, or inserted the right hand and right foot into jars of salt solution, and connected an electrometer (an ...
... 1.1 Electrocardiography: a historic retrospective The first electrocardiogram (ECG) in a human was recorded by Waller1 in 1887. He strapped a pair of electrodes on the front and back of the torso, or inserted the right hand and right foot into jars of salt solution, and connected an electrometer (an ...
PDF
... APNEA caused a concentration-dependent decrease in coronary perfusion pressure (CPP) in the absence of 8SPT in both normotensive and SHR rats (See Fig 2), however the response to APNEA in hypertensive hearts was depressed compared to control hearts (p<0.05). In the presence of 8SPT, which allowed th ...
... APNEA caused a concentration-dependent decrease in coronary perfusion pressure (CPP) in the absence of 8SPT in both normotensive and SHR rats (See Fig 2), however the response to APNEA in hypertensive hearts was depressed compared to control hearts (p<0.05). In the presence of 8SPT, which allowed th ...
Syncope: Overview and approach to management
... Forty to eighty-five percent of those who come for evaluation of syncope will not have a recurrence [38]. Isolated episodes are common: 90% will have only one episode in 2 years, yet 54% with two episodes have recurrence over the same time period [39]. The recurrence rate of syncope remains similar ...
... Forty to eighty-five percent of those who come for evaluation of syncope will not have a recurrence [38]. Isolated episodes are common: 90% will have only one episode in 2 years, yet 54% with two episodes have recurrence over the same time period [39]. The recurrence rate of syncope remains similar ...
Effects of moderate heart failure and functional overload on rat
... was infarcted vs. the amount noninfarcted was then calculated from these measurements. Western blotting for SERCA. SERCA isoform determination was performed according to Kandarian et al. (12). The proteins were electrophoretically separated on 7.5% SDSpolyacrylamide gels (13). They were then transfe ...
... was infarcted vs. the amount noninfarcted was then calculated from these measurements. Western blotting for SERCA. SERCA isoform determination was performed according to Kandarian et al. (12). The proteins were electrophoretically separated on 7.5% SDSpolyacrylamide gels (13). They were then transfe ...
Sexual Differences in the Diameter of Coronary Arteries
... ILAYPERUMA, I.; NANAYAKKARA, B. G. & PALAHEPITIYA, K. N. Sexual differences in the diameter of coronary arteries in an adult Sri Lankan population. Int. J. Morphol., 29(4):1444-1448, 2011. SUMMARY: Coronary artery disease is a major cause of human mortality. It is stated that females have worse outc ...
... ILAYPERUMA, I.; NANAYAKKARA, B. G. & PALAHEPITIYA, K. N. Sexual differences in the diameter of coronary arteries in an adult Sri Lankan population. Int. J. Morphol., 29(4):1444-1448, 2011. SUMMARY: Coronary artery disease is a major cause of human mortality. It is stated that females have worse outc ...
Obstetrics - Medpgnotes
... Motor Nerve supply of detrusor Weight of normal uterus Cholinergic fibres of uterus travel via Nerve root blocked in pudendal nerve block Uterine blood flow at term Motile spermatozoa found in wet mount of vaginal secretion are indicative of intercourse within past Thickness of endometrium at the ti ...
... Motor Nerve supply of detrusor Weight of normal uterus Cholinergic fibres of uterus travel via Nerve root blocked in pudendal nerve block Uterine blood flow at term Motile spermatozoa found in wet mount of vaginal secretion are indicative of intercourse within past Thickness of endometrium at the ti ...
Temporary Pacing power point education
... • Determine underlying rhythm and document – This can be done when you are determining pacing threshold – By turning down the mA to below the pacing threshold, the patient’s intrinsic rhythm will become apparent ...
... • Determine underlying rhythm and document – This can be done when you are determining pacing threshold – By turning down the mA to below the pacing threshold, the patient’s intrinsic rhythm will become apparent ...
the PDF - Heart Rhythm Society
... likely responsible for the ECG observation(s). Those that are preceded by “consider” are intended to propose at least 1, but sometimes ⬎1, potentially associated clinical disorder. This set of primary and secondary diagnostic statements constitutes what we might call the “core statement lexicon.” Th ...
... likely responsible for the ECG observation(s). Those that are preceded by “consider” are intended to propose at least 1, but sometimes ⬎1, potentially associated clinical disorder. This set of primary and secondary diagnostic statements constitutes what we might call the “core statement lexicon.” Th ...