hyperkalemia
tented t-waves seen in leads II,III, and qrs wide and can merge with t waves
hypokalemia
paves tall and symetrical, qrs widened, st depressed, u waves present
hypercalcemia
prolonged pro, qrs, qt short and st short
hypocalcemia
st prolonged, flattened, qt intervals prolonged
hypermagnesiemia
prolonged pri, prolonged qrs, elevated t wave
hypomagnesemia
diminished p-waves/qrs complexes, flattened t-waves, prominent u waves
right atrial hypertrophy
tall peaked p-wave p pulmonale
left atrial hypertrophy
wide, notched p -wave p mitrale
right ventricular hypertrophy
tall peaked p waves, p pulmonale
left ventricular hypertrophy
wide notched p waves - p-mitrale