Hypernatremia (signs and symptoms)
Pathology   Wikipedia  
FRIED
Fever (low), Flushed skin
Restless (irritable)
Increased fluid retention, Increased blood pressure
Edema (peripheral and pitting)
Decreased urinary output, Dry mouth
SALT
Skin flushed
Agitated
Low-grade fever
Thirst

 Mnemonic:
FRIED SALT