Tetany, epilepsy, neuro-psychiatrical symptoms, hypocalcemia, hyperphosphatemia were common clinical manifestation.There was also low level of PTH, except pseudohypoparathyroidism.
Other symptoms of tetanus involve sympathetic over-activity, which causes drooling, excessive sweating, fever, difficulty swallowing, breathing problems, and irregular urination and defecation.
More recently, theorists have thought that borderline personality disorder is a clinical presentation of patients with an especially vulnerable and fragmenting self.
Diagnosis is usually made based on symptoms, and looking for areas of discoloration or roughness, tenderness or inflammation in the mouth, as well as using dental radiographs.
The result is a progressive loss of nerve impulse conduction, which causes loss of sensation and muscle paralysis in the limbs and can eventually lead to respiratory failure.