Franz Wiesbauer explains how to differentiate between metabolic acidaemia caused by a loss of bicarbonate and that caused by the addition of acid.
Medmastery
Medmastery: compensation
Franz Wiesbauer looks at acid-base compensation and some super-simple rules that will help you decide whether compensation is adequate or not.
Medmastery: acid-base disorders
Franz Wiesbauer explains the relationship between pH, HCO3 and pCO2 and a simple rule which will help you decide whether the primary problem is respiratory or metabolic in nature.
Medmastery: prognosis and life tables
Franz Wiesbauer explains how to express prognosis with the help of life tables and why this is essential to understanding Kaplan Meier curves.
Medmastery: PPV and prevalence
Franz Wiesbauer looks at how a doctor can work out the probability of disease when confronted with a positive or a negative test result and how the prevalence of a given disease affects this probability.
Medmastery: PPV and Specificity
Franz Wiesbauer looks at the impact of specificity and sensitivity on positive predictive value (and thus validity of a test) and why one has a bigger impact than the other.
Medmastery: Mortality rate
Franz Weisbauer explains how to calculate mortality rates for various subgroups, proportionate mortality, and why proportionate mortality is not a measure of risk.
Medmastery: Pancreatitis
Dr Nikolaus Mayr, we review strategies to ultrasound the pancreas and help identify pancreatitis with the help of ultrasound imaging.
Medmastery: Pancreatic ultrasound
Nikolaus Mayr explains the process of pancreatic ultrasound and shows you what to look for.
Medmastery: Hydronephrosis
Nikolaus Mayr explains how to identify a case of hydronephrosis from an ultrasound image of the kidneys.
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