What happens if you skip dialysis appointments?

Bad things. If you miss your dialysis appointment, a whole slew of bad things can happen. As dialysis helps in maintaining the proper equilibrium of acids/bases, salts etc in your blood, missing your appointment can lead to an imbalance in your blood. This may lead to fainting, weakness, heart complications, and death! essentially, wherever blood may flow, problems can emerge from those organs.
Many Things. You can develop excessive fluid gain ande develop shortness of breath. You can build up excessive amounts of acid or develop a dangerous level of potassium within the body. Therefore it is best not to miss dialysis.