| Autoinoculation (4 reports) |
| Autoinoculation symptoms: A - Z |
| Automatic bladder (364 reports) |
| Automatic bladder symptoms: A - Z |
| Automatic dishwasher soap - poisoning |
| Automatic dishwasher soap - poisoning symptoms: A - Z |
| Automatism (241 reports) |
| Automatism symptoms: A - Z |
| Automatism epileptic (55 reports) |
| Automatism epileptic symptoms: A - Z |
| Autonomic dysreflexia (199 reports) |
| Autonomic dysreflexia symptoms: A - Z |
| Autonomic failure syndrome (482 reports) |
| Autonomic failure syndrome symptoms: A - Z |
| Autonomic hyperreflexia |
| Autonomic hyperreflexia symptoms: A - Z |
| Autonomic nervous system imbalance (3,557 reports) |
| Autonomic nervous system imbalance symptoms: A - Z |
| Autonomic neuropathy (4,741 reports) |
| Autonomic neuropathy symptoms: A - Z |
| Autonomic seizure (49 reports) |
| Autonomic seizure symptoms: A - Z |
| Autophobia (212 reports) |
| Autophobia symptoms: A - Z |
| Autophony (43 reports) |
| Autophony symptoms: A - Z |
| Autosomal chromosome anomaly (101 reports) |
| Autosomal chromosome anomaly symptoms: A - Z |
| Autosomal dominant |
| Autosomal dominant symptoms: A - Z |
| Autosomal dominant polycystic kidney disease (79 reports) |
| Autosomal dominant polycystic kidney disease symptoms: A - Z |
| Autosomal recessive |
| Autosomal recessive symptoms: A - Z |
| Avascular necrosis (55,247 reports) |
| Avascular necrosis symptoms: A - Z |
| Aversion (260 reports) |
| Aversion symptoms: A - Z |
| Aversion to drug (3 reports) |
| Aversion to drug symptoms: A - Z |
| Avian influenza (248 reports) |
| Avian influenza symptoms: A - Z |
| Avm - cerebral (11 reports) |
| Avm - cerebral symptoms: A - Z |
| Avoidant personality disorder (101 reports) |
| Avoidant personality disorder symptoms: A - Z |
| Avoiding infectious diseases when traveling (12 reports) |
| Avoiding infectious diseases when traveling symptoms: A - Z |
| Avp (177 reports) |
| Avp symptoms: A - Z |
| Avulsion fracture (344 reports) |
| Avulsion fracture symptoms: A - Z |
| Axid (3 reports) |
| Axid symptoms: A - Z |
| Axillary artery aneurysm (2 reports) |
| Axillary artery aneurysm symptoms: A - Z |
| Axillary candidiasis |
| Axillary candidiasis symptoms: A - Z |
| Axillary lymphadenitis (4 reports) |
| Axillary lymphadenitis symptoms: A - Z |
| Axillary mass (1,167 reports) |
| Axillary mass symptoms: A - Z |
| Axillary nerve dysfunction (5 reports) |
| Axillary nerve dysfunction symptoms: A - Z |
| Axillary nerve injury (25 reports) |
| Axillary nerve injury symptoms: A - Z |
| Axillary pain (1,493 reports) |
| Axillary pain symptoms: A - Z |
| Axillary vein thrombosis (449 reports) |
| Axillary vein thrombosis symptoms: A - Z |
| Axonal neuropathy (908 reports) |
| Axonal neuropathy symptoms: A - Z |
| Azoospermia (463 reports) |
| Azoospermia symptoms: A - Z |
| Azotaemia (4,696 reports) |
| Azotaemia symptoms: A - Z |
| Azotemia - prerenal (20 reports) |
| Azotemia - prerenal symptoms: A - Z |
| Azygos lobe (3 reports) |
| Azygos lobe symptoms: A - Z |