An 18-month-old female with unremarkable birth history presented to the emergency department (ED) for drooling and “difficulty breathing.” She had three days of cough and rhinorrhea, but otherwise no reports of fever, vomiting, trauma, foreign-body ingestion or aspiration. Her vaccinations were up to date.
A 32-year-old female with a past surgical history of a low transverse Cesarean section presented to the emergency department with a left lower quadrant abdominal mass and pain.
A 55-year-old male presented to the emergency department (ED) with scrotal pain and swelling. He reported that four months prior, he fell and sustained minor trauma to his scrotum.
A 26-year-old female presented to the emergency department (ED) with complaint of vaginal irritation 11 days after starting trimethoprim/sulfamethoxazole (TMP/SMX) for a paronychia.
A 45-year-old woman with past medical history of asthma presented to the emergency department with four days of pulsatile, frontal headache, different in character and intensity from her usual tension-type headaches.
A 58-year-old-male Caucasian presented to the emergency department (ED) with altered mental status and progressively worsening generalized weakness for three days, status-post endoscopic sinus surgery.
A 62 year old male presented to the emergency department with a complaint of two weeks of isolated left hip pain after slipping down two stairs three weeks prior to presentation.
An 88-year-old female presented to the emergency department (ED) after a syncopal event. Upon arrival, the patient was awake and complaining of chest pain.
A 52-year-old female without cardiac disease who had undergone bariatric surgery 27 years prior, presented with three days of worsening chest and epigastric pain.
A 63-year-old female with a past medical history of gastroesophageal reflux disease, diabetes, and arthritis presented with right-sided jaw swelling for one day, radiating to the right ear, associated with some odynophagia.
A 48-year-old woman presented with right ankle pain that began while running two days prior. She noted that the ankle hurt with even light touch and the pain was unrelieved with ibuprofen.
A 42-year-old male with past medical history significant for epilepsy presented to the emergency department (ED) complaining of dizziness, difficult ambulation, and blurred vision.
A 52-year-old man with prostatic hyperplasia presented to the emergency department with complaints of lower abdominal pain worsening over three days and inability to urinate.
A 21-year-old female with a past medical history significant for asthma and oral contraceptive use presented complaining of shortness of breath and wheezing.
Erythema nodosum (EN) is associated with many systemic diseases and infections. This case report provides an image of erythematous nodules, an overview of the various causes of EN, and the laboratory tests and imaging that can be done in the emergency department to narrow its broad differential diagnosis.
A 38-year-old male with no significant past medical history presented to the emergency department with pain and swelling on the left mandibular area and the right upper quadrant of the abdomen after a reported assault in which he was punched in the face and kicked in the right chest wall during a fight at a bar.
A 31-year-old African-American male with known sickle cell disease presented to the emergency department (ED) with a one-week history of chest pain and bilateral leg pain.
A 37-year-old right-handed male auto mechanic with a 40 pack-year smoking history presented to the emergency department with progressive digital pain, cyanosis and paresthesias to his right hand over the prior month.
A 19-year-old male presented to the emergency department after a fall while playing soccer. He attempted to head the ball but instead fell backwards, hitting his head and neck on the ground. He did not lose consciousness but developed immediate pain along the right side of his neck.
