Table 6.

New and classical systemic signs and symptoms associated with mercury exposure among MCS patients cohort.

Signs
(i) Angioedema	N
(ii) Cervical and axillary lymph nodes swollen	N
(iii) Dermographism	C
(iv) Enlargement of thyroid	C
(v) Eyelid myokymia (eyelid tremors)	N
(vi) Gastrointestinal malabsorption	N
(vii) Gingivitis - Stomatitis	C
(viii) Lichenoid contact stomatitis	N
(ix) Low-grade fever (fever of unknown origin—FUO)	N
(x) Muscle atrophy	N
(xi) Muscle fasciculations	C
(xii) Non-allergic rhinitis/vasomotor rhinitis-like	N
(xiii) Peripheral neuropathy	C
(xiv) Salmon-colored and/or pink' rash	C
(xv) Sialorrhea (hypersalivation)	C
(xvi) Spasms	C
(xvii) Systemic contact dermatitis	N
(xviii) Tremors (upper limb, hands, fingers, face, eyelids,   and lips)	C
(xix) Urticaria	N
(xx) White matter hyperintensity (by brain MRI)	N
(xxi) Xerostomia (dry mouth)	C
Symptoms
(i) Abdominal cramps	N
(ii) Anorexia	C
(iii) Atypical facial pain (persistent idiopathic facial pain)	N
(iv) Burning mouth syndrome (BMS)	N
(v) Burning pain (neuropathic)	C
(vi) Chemical odor intolerance	N
(vii) Chest pain (anterior or posterior, on the left side)	N
(viii) Confusion	C
(ix) Depression	C
(x) Dysesthesia	N
(xi) Fatigue	C
(xii) Flu-like symptoms	N
(xiii) Headache	C
(xiv) Insomnia	N
(xv) Intestinal movement disorders	N
(xvi) Intolerance to odors	N
(xvii) Itching (neuropathic)	N
(xviii) Muscle weakness	C
(xix) Nausea	C
(xx) Noise sensitivity	N
(xxi) Paresthesia	C
(xxii) Photophobia	N
(xxiii) Recurrent infections	N
(xxiv) Short-term memory disturbances	C
(xxv) Tachycardia	C
(xxvi) Thermal regulation disorders (low cold tolerance)	N
(xxvii) Trigeminal neuralgia	N
(xxviii) Vertigo	C

The table lists signs and symptoms triggered by mercury amalgam exposure and also noting those defined as “new” and “classical” signs and symptoms related to exposure to mercury amalgam in a cohort of patients with MCS. (N) and (C) denote “new” and “classical” signs and symptoms.