Hematology , Urology , Infectious Disease

Cold Agglutinin Syndrome: A Case Report

5/15/2025 Andrew B. Blink, MD , Amanda Irish, MD, MPH, MS, DTMH

Cold agglutinin syndrome is an autoimmune hemolytic anemia mediated by cold agglutinin, typically monoclonal, proteins. This pathology is termed “cold” as the agglutinin proteins bind to their target

Infectious Disease , Cardiology , Wilderness Medicine , Hematology

Babesiosis Induced Atrial Flutter: An Unusual Precipitant of Atrial Flutter

10/31/2024 Darshak Vekaria, MD

Babesiosis can present with a varied clinical presentation, which can make it difficult to diagnose. However, one uncommon clue could be picked up on an ECG.

Hematology , Neurology

Hyperviscosity Syndrome: A Differential Diagnosis for Altered Mental Status

10/22/2024 Hector D. Barreto-Vazquez, MD , Philip Alapat, MD

Altered mental status is a common presentation that requires a time-sensitive evaluation. But that evaluation can be addressed under a broad range of categories. This case demonstrates AMS evaluation

Hematology

Methemoglobinemia: A Case of the Blues

8/12/2024 Phillip A. Barnett, DO , Devan K. Barnett , Douglas R. Bethea

Methemoglobinemia — a serious but treatable condition that presents with generalized cyanosis, an oxygen saturation percentage of mid- to high 80s, high pO2, dark-colored blood, and hypoxia resistant

Hematology

Close Call After a Fall: Splenic Rupture and its Life-Threatening Consequences

4/15/2024 Cheri Lotfi , Charles Adams , Reginald Saint-Hilaire, MD

Splenic rupture is generally classified as traumatic or atraumatic. The former is typically the result of blunt abdominal trauma, while the latter can occur due to a variety of pathologic causes. Our

Critical Care Ultrasound , Ultrasound , Critical Care , Hematology

Advanced Critical Care Ultrasound: 3-Point DVT Study

2/22/2024 Christian Kasianko, MD , Dustin Slagle, MD

Deep venous thrombosis is a can't-miss diagnosis. Learn how to use the 3-point ultrasound exam to make sure DVTs do not go unnoticed.

Pediatric EM , Hematology

Mystery Bruising: A Case of Post-Viral ITP

4/15/2023 Caroline Lawless , Timothy Truman, DO , Nicole Laslett, DO

The incidence of post-viral ITP is about 1 per 20,000 children a year. Two-thirds of children who develop ITP have had a recent viral illness. The mechanism is not fully understood but typically resul

Dermatology , Hematology , Oncology , Toxicology

Warfarin-Induced Skin Necrosis: Not Your Typical Rash

4/15/2023 Brandon Murdock, MD , Chung-ting J. Kou , Paul A. Gonzales , David M. Crawford

Warfarin-induced skin necrosis (WISN) is a rare condition thought to be due to microvascular thrombosis and ischemia and is commonly related to protein C deficiency. Recognition of WISN is critical to

Hematology , OB/GYN

Contraceptives: Rare Complications and Their Implications for Emergency Medicine

6/10/2022 Cody Meyers, MD , Ray Chahoud, DO

Contraceptive use increases the risk of enlarged hepatocellular adenomas and significant bleeding. When screening for medical history and medication lists, emergency physicians should ask women with a

Hematology , Pain Management , Toxicology

A Real Pain in the Mouth: Acquired Methemoglobinemia

12/12/2021 Emily Wolery, MD , Cynthia Oliva, MD , K.T. Dyer, MD

Acquired methemoglobinemia, a pathologic condition due to elevated quantities of methemoglobin in the blood, is an infrequent presentation in a healthy adult patient. This case illustrates the risk as

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