Is Ondansetron for Nausea and Vomiting Prophylaxis Necessary with Opioids?
Ondansetron is the most documented medication given in emergency departments (ED) throughout the United States [1]. We have all heard someone ask, “Can I get an order for 4 and 4 for this patient?” in reference to 4 mg of IV morphine and 4 mg of IV ondansetron. It has become common practice in many institutions to provide a prophylactic antiemetic prior to administering an IV opioid. Logic for giving ondansetron with opioid This dual therapy seems to make initial sense because all opioids carry a FDA warning that nausea may occur [2]. So why not administer an antiemetic [+]
SAEM Clinical Images Series: When it is Not Just a Knot
A 12-year-old male with a history of hydrocephalus status post ventriculoperitoneal (VP) shunt placement presented with an abdominal “knot.” The patient’s mother noticed the knot two days ago, on the right anterolateral thorax, which has steadily been increasing in size. The patient had no known trauma to the area or had been bitten or stung by any insect. He has otherwise been complaining of a headache, generalized, without positional changes, improved with home acetaminophen, ice pack, and rest. There were otherwise no associated vision changes, nausea, vomiting, mental status changes, or fever. [+]
SAEM Clinical Images Series: A Rare Gastrointestinal Complication of an Endocrine Emergency
A 54-year-old woman with a history of hypothyroidism, diabetes mellitus type II, COPD, asthma, anxiety, and depression presented to the emergency department via EMS with three days of fatigue, weakness, chills, and shortness of breath without chest pain or cough. Symptoms had been progressively worsening, and she stated she felt as if she could not move her body on presentation. She also noted diarrhea without abdominal pain, melena, or hematochezia. Just prior to arrival the patient’s daughter thought she looked paler and shorter of breath and called EMS after a near syncopal episode. EMS reported [+]
ACMT Toxicology Visual Pearl: Where There’s Air, There’s Fire
What chemical substance is used to produce this smoke screen? Cesium Polyvinyl Chloride White Phosphorous Wood Ash [Image from the National Museum of the U.S. Air Force, Wikimedia Commons] [+]
Aaron Fox, MD
Atrium Health’s Carolinas Medical Center, Charlotte, NC
Latest posts by [+]
ALiEM AIR Series | GI Module (2024)
Welcome to the AIR GI Module! After carefully reviewing all relevant posts in the past 12 months from the top 50 sites of the Digital Impact Factor [1], the ALiEM AIR Team is proud to present the highest quality online content related to related to GI emergencies in the Emergency Department. 11 blog posts met our standard of online excellence and were approved for residency training by the AIR Series Board. More specifically, we identified 3 AIR and 8 Honorable Mentions. We recommend programs give 6 hours of III credit for this module. AIR Stamp of Approval and Honorable [+]
ACMT Visual Pearl: Seabather’s Eruption: The unexpected beach burn
What organism causes seabather’s eruption? Jellyfish Nematodes Portuguese man-of-war Stonefish [Author’s own image] [+]
Lila Nanagas
Villanova University
Latest posts by Lila Nanagas (see all)
- ACMT Visual Pearl: Seabather’s Eruption: The unexpected beach burn - February 12, 2025
SAEM Clinical Images Series: Male Weightlifter with Chest Pain
An otherwise healthy 45-year-old male presented to the emergency department (ED) with substernal chest pain radiating down his left arm over the previous two days. On the first day of symptoms, his pain began several hours after using a new pre-workout supplement and weightlifting. The symptoms lasted for a few hours and self-resolved. The pain returned the following day under the same conditions, although this time persistent, which brought him in for evaluation. Associated symptoms included shortness of breath, nausea, and one episode of emesis. He denied pleuritic pain, lower extremity edema, hemoptysis, syncope, cough, [+]
ACMT Toxicology Visual Pearl: Hiss-teria Averted
What is the predominant clinical effect of envenomation by this snake? Acute hepatic failure leading to coagulopathy Direct cardiotoxicity leading to arrhythmias Profound neuromuscular paralysis Rapid onset of shock and multisystem organ failure [Image courtesy of iStock. ID: 1311554579] [+]
Sean Flannigan, MD
Atrian Health Carolinas Medical Center
SAEM Clinical Images Series: Snake it Off
A 35-year-old male with no past medical history presented to the Emergency Department with eye redness. Two days prior, the patient reported he was cutting brush with a chainsaw when he felt something “spray” into his face. After inspecting the area, the patient found the remnants of a dead rattlesnake that unfortunately got in the way of his chainsaw. He subsequently developed bilateral eye redness without pain or vision changes, as well as a painless, pruritic facial rash. The patient denied any additional trauma, [+]
SAEM Clinical Images Series: Unusual Presentation of an Exophytic Tumor
A 60-year-old African American female without a past medical history presented to the emergency department with a complaint of a "hard, yellowish brown, growth" on her right upper abdomen. The patient reported that it had been present and slowly enlarging over a two-year period and was now causing pain when it "snags on clothing". Skin: 9.5 cm, firm, curved, exophytic, keratotic, tumor protruding from the right upper abdominal wall. Non-contributory Histopathology confirmed a diagnosis of a benign Cutaneous Horn a.k.a. Cornu Cutaneum (latin). Cutaneous horns are yellow or white [+]