G
Galactorrhea
Gastroesophageal Reflux Disease
Giardiasis
Glucocorticoid Deficiency14
Goiter
Groin Pain, Active Patient38
MUSCULOSKELETAL
Guillain-Barré Syndrome
• Toxic peripheral neuropathies: heavy metal poisoning (lead, thallium, arsenic), medications (vincristine, disulfiram), organophosphate poisoning, hexacarbon (glue sniffer’s neuropathy)
• Nontoxic peripheral neuropathies: acute intermittent porphyria, vasculitic polyneuropathy, infectious (poliomyelitis, diphtheria, Lyme disease), tick paralysis
Gynecomastia
• Drugs (estrogen and estrogen precursors, digitalis, testosterone and exogenous androgens, clomiphene, cimetidine, spironolactone, ketoconazole, amiodarone, angiotensin-converting enzyme [ACE] inhibitors, isoniazid, phenytoin, methyldopa, metoclopramide, phenothiazine)