Back pain, bowel or bladder dysfunction and horner's syndrome

Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1];Associate Editor(s)-in-Chief: Hadeel Maksoud M.D.[2]

Abbreviations: ABG = Arterial blood gases, ANA = Antinuclear antibodies, BUN = Blood urea nitrogen, CRP = C-reactive protein, CT = Computed tomography, DRA = Dual energy radiographic absorptiometry, DRE = Digital rectal exam, ERCP = Endoscopic retrograde cholangiopancreatography, ESR = Erythrocyte sedimentation rate, HSV = Herpes simplex virus, IVP = Intravenous pyelography, KUB = Kidney, bladder, ureter, LDH = Lactate dehydrogenase, LFT = Liver function test, MRA = Magnetic resonance angiography, MRC = Magnetic resonance cholangiopancreatography, MRI = Magnetic resonance imaging, MRU = Magnetic resonance urography, NSAIDs = Non-steroidal anti-inflammatory drugs, PCR = Polymerase chain reaction, PET - FDG = Positive emission tomography - fluorodeoxyglucose, PET = Positive emission tomography, PID = Pelvic inflammatory disease, PSA = Prostatic specific antigen, PTC = Percutaneous transhepatic cholangiography, RUQ = Right upper quadrant, SPECT = Single-photon emission computed tomography, TFT = Thyroid function test, VZV = Varicella zoster virus