A toxicologist said Houston 's death could have been from cardiac arrhythmia . Coroner : Death was from accidental drowning ; however , heart failure were factors . `` Somebody who 's now upside down in a bathtub could easily seize and drown . '' Investigators found ` ` a small vase with a white color like a ` ` in her bathroom . Her assistant found it 35 minutes after telling her to take a bath .
A toxicologist said Houston 's death could have been from cardiac arrhythmia . Coroner : Death was from accidental drowning ; however , heart failure were factors . Investigators found ` ` a small vase with a white color like a ` ` in her bathroom . Her assistant found it 35 minutes after telling her to take a bath .