Symptoms include numbness and/or tingling of the hands, feet, or lips, muscle cramps, muscle spasms, seizures, facial twitching, muscle weakness, lightheadedness, and slow
[medicinenet.com]
Paraesthesiae (tingling, vibrating, burning and numbness) of the face, fingers and toes. Facial twitching. Carpopedal spasm. Stridor. Convulsions (usually grand mal).
[patient.info]
[…] of the fingertips and perioral area Chvostek's sign: Twitching of the ipsilateral facial musculature (perioral, nasal, and eye muscles) by tapping over cranial nerve VII
[medicine.uiowa.edu]