Autonomic hyperactivity symptoms

Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]

Disease	Clinical Manifestation					Investigations
	Symptoms				Signs
	Palpitations	Fever	Sweating	Headache	Signs
Hypoglycemia	+	-	+	+	Tachycardia Blurred vision Pallor Tremors Seizures/ Coma	Plasma glucose <70 mg/dL Serum Insulin level Serum Proinsulin Serum C-Peptide
Anxiety disorders	+	-	+	+	Patient looks irritable Rapid pulse and may be irregular	Psychiatry evaluation
Pheochromocytoma^[1]^[2]	+	+	+	+	Tachycardia Strong rapid pulse High pulse pressure	Plasma fractionated metanephrines, 24-hour urinary fractionated metanephrines, catecholamines. Computed tomography: Radiological evaluation should follow lab tests to locate site of the tumorr.
Arrhythmia	+	-	-	-	Irregular pulse	ECG changes according to the cause
Hyperthyroidism	+	+	+	+	Hyperactive deep tendon reflexes Thyromegaly Exophthalmus	Level of thyroid-stimulating hormone (TSH) Levels of T4 and/or T3 in the blood Antibodies such as anti-TSH-receptor antibodies in Graves' disease

References[edit | edit source]

↑ Lenders JW, Pacak K, Walther MM, Linehan WM, Mannelli M, Friberg P; et al. (2002). "Biochemical diagnosis of pheochromocytoma: which test is best?". JAMA. 287 (11): 1427–34. PMID 11903030.
↑ Bravo EL (1991). "Pheochromocytoma: new concepts and future trends". Kidney Int. 40 (3): 544–56. PMID 1787652.