Oliguria and Urinary Electrolytes

Post from Nickson on Life in the Fast Lane USES Oliguria UNa+ low (<10mmol/L) – extravascular volume depletion UNa+ high (>20) – tubular damage Hyponatraemia UNa+ low (<10) – extra-renal losses UNa+ high (>20) – renal salt losing states, SIADH, diuretic therapy Fractional excretion of Na+ = 100 x UNa+ x PCr / PNa+ x […]

Genitourinary and Urologic Disorders (GU)

Urinary Tract Infections Diagnosis Dipstick 78-92% sensitive and 65-96% specific Metaanalysis showed Sensitivity of 75% for the dipstick (Emerg Med J 20:362, 2003)     1. Escherichia coli 2. Staphylococcus aureus* 3. Klebsiella pneumoniae 4. Proteus mirabilis 5. Enterococcus* faecalis 6. Pseudomonas aeruginosa 7. Enterobacter cloacae 8. Citrobacter § = Listed in order of decreasing […]