In Conn’s syndrome:
→ Most often, patients have higher than normal blood pressure.
→ The usual treatment for high blood pressure, doesn't generally help treat hyperaldosteronism. 
 
Signs such as, 

Lack of muscle strength 
Night time voiding 
Headache 
Increased thirst 
Muscle twitching and cramps 
Paralysis that comes and goes.
Most often, patients have elevated BP
Usual treatment of BP, treat almost all symptoms
Muscle twitching is not associated with it
All of the above