Why is it inappropriate to estimate GFR in AKI with CG or MDRD?

10 years ago

The eGFR estimation formulas [(such as Cockcroft-Gault or MDRD)] were derived using patients at steady states, whose renal function was…

Why Urine Dipstick is Negative in Multiple Myeloma?

10 years ago

Urine dipsticks only detect albumin and not all proteins, including light chains (i.e Bence Jones Protein). Therefore, a patient with…

Why does Albuminocytologic Dissociation occur?

10 years ago

Characteristic finding in Guillain–Barré syndrome (also associated with spinal block and with intracranial neoplasia) Elevated protein level (albumin) in CSF…

Likelihood Ratios

10 years ago

Likelihood Ratio Approximate Change in Probability (%)* Values between 0 and 1 decrease the probability of disease    0.1 −45…

Why Thiamine before Glucose in Wernicke Encephalopathy?

10 years ago

The proposed mechanism for this is as follows: Thiamine 100mg IV before 50% glucoseThiamine is an important co-enzyme for carbohydrate…

Why is Oxygen Therapy used for Pneumothorax?

10 years ago

Why Nitrogen?? Nitrogen makes up a majority of the air we breathe (approximately 78%). By giving a patient 100% Oxygen,…

Why Does Aspirin Overdose cause Respiratory Alkalosis

10 years ago

Adults: Metabolic acidosis AND Respiratory alkalosis  Children: Metabolic acidosis ONLY. (If fasting a starvation ketosis may develop) Respiratory Alkalosis: First…

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