<s>[INST] i have ED and associated with pitting edema of the lower extremities and neuropathic sx's of the feet.  i am 54 y/o and have htn, hlp, obesity.  take atenolol, zocor, rantidine, and minocycline.  i am confused by the evolving lower extremity sx's.  nonsmoker, no etoh, and no recreational substances. [/INST] Hello,As you underwent surgery of that foot, so may be the one of the cause of pedal edema. As you are hypertensive, so, pedal edema may be due to cardiac overload.I will suggest you to do colour Doppler of affected feet, ECG and 2D ECHO after physician consultation. For that, now you can take tablet LASIX 20 mg after physician consultation.As there are many causes of pedal edema like trauma, cardiac failure, Renal Failure, liver failure, sedentary lifestyles et cetera.Hope I have answered your query. Let me know if I can assist you further. </s>