Chvostek

Chvos·tek

(kvos'tek),
Franz, surgeon in Hapsburg Empire, 1834-1884. See: Chvostek sign.
References in periodicals archive ?
[1] The pathognomonic feature of acute hypocalcaemia is tetany (typified by a Trousseau's sign) and is usually preceded by paraesthesia (peri-oral and acral), increased neuromuscular irritability (Chvostek's sign) and muscle cramps.
Chvostek's sign is prompted by tapping the facial nerve below the zygoma (about 1-2 inches anterior to the ear).
Positive Chvostek sign was observed but not Trousseau sign.
On examination, both Chvostek's and Trousseau's signs were present.
Urbano, "Sign of hypocalcemia: Chvostek's and Trousseau's signs," Review of Clinical Signs: Hospital Physician, vol.
Symptoms occur due to neuromuscular irritability induced by hypomagnesemia and include muscular weakness, tremors, seizures, paresthesia, positive Chvostek and/or Trousseau signs, tetany, and a characteristic down-beating nystagmus [13, 18].
He had no tetany, normal deep tendon reflexes, a negative Chvostek sign, and no electrocardiogram (EKG) changes.
(i) Clinical signs are usually totally absent (chronic latent intracellular deficit) (ii) Neuromuscular: weakness; tremor; muscle fasciculation; dysphagia; positive Chvostek's sign (facial twitching as a reaction to facial nerve tapping); positive Trousseau's sign (application of a pressure cuff to transiently occlude the brachial artery resulting in spasm of muscles of the hand and forearm) (iii) Cardiac: arrhythmias and ECG changes (iv) Central nervous system: depression, agitation, psychosis, nystagmus, and seizures Table 5: Etiology of magnesium deficiency [6].
Chvostek's sign, Trousseau's sign, and signs of neuromuscular irritability were negative.
(13) Trismus with carpopedal spasm with positive Chvostek's & Trosseau's signs was described in a case reported by Bhargava et al.