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Pathiophysiology
n/a
16
Medical
Undergraduate 1
05/20/2009

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Cards

Term
Seven causes of arrhythmia
Definition
myocardial infarction, congenital defects,drug toxicity, degeneration of conductive tissue, hypertrophy of heart muscle, emotional stress, electrolyte imbalance
Term
Hypoxaemia
Definition
a deficiency in concentration of dissolved oxygen in the arterial blood
Term
Hypoxia
Definition
a patholigical condition in which the body as a whole or region is deprived of oxygen
Term
dyspnoea
Definition
shortness of breath
Term
orthopnoea
Definition
is dyspnoea which occurs when lying flat
Term
Six clinical features of heart failure
Definition
jugular venous distention
tender smooth hepatic enlargement
dependent pitting oedema
development of free abdominal fluid
pleural transudates
eczema-type rash on legs
anorexia
fatigue
breathlessness
nausea
Term
list causes of dilated cardiomyopathy
Definition
genetic, inflammatory (post-infective, automimmune, connective tissue disease); metabolic, nutritional (thiamin, selenium deficiency); endocrine (thyrotoxicosis, diabetes mellitus, myxoedema), toxic (alcohol, cocaine); hematological (sickle cell anaemia)
Term
Causes of non-obstructive hypertrophic cardiomyopathy
Definition
pressure overload hypertension or valve stenosis
Term
Cause of obstructive hypertrophic cardiomyopathy
Definition
genetic abnormality
Term
pathiophysiology of cardiomyopathy
Definition
low contactility
low systolic function
low stroke volume
low cardiac output
renin-angiotensin system increase sodium causing water retention
Term
clinical manifestation of cardiomyopathy
Definition
raised JVP
chest pain
dsynoea
palpitations
syncope
fatigue
peripheral pitting oedema
tender smooth hepatic enlargement
development of free abdominal fluid
pleural transudates
eczema-type rash on legs
Term
Causes of coronary artery disease
Definition
dissecting aneurysm
congential defect
infectious vasculitis
syphilis
coronary atherosclerosis
Term
pathiophysiology of myocardial infarction
Definition
rupture or errosion of vulnerable coronary artery plaque can produce prolonged occlusion of coronary artery leading to myocardial necrosis
Term
risk factors for myocardial infarction
Definition
smoking
hypertension (high blood pressure)
high cholesterol level
lack of exercise
a poor diet
obesity
excess alcohol
diabetes
Term
risk factors for myocardial infarction
Definition
smoking
hypertension (high blood pressure)
high cholesterol level
lack of exercise
a poor diet
obesity
excess alcohol
diabetes
Term
pathiophysiology of myocardial infarction
Definition
rupture or errosion of vulnerable coronary artery plaque can produce prolonged occlusion of coronary artery leading to myocardial necrosis
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