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Clinical Conundrums: Should I Pretreat Patients with Contrast Allergy Prior to IV Contrast Administration?

RebelEM

Do you pretreat the patient prior to CT scan or proceed without delay and risk an allergic reaction? Administer the pretreatment medications as this should prevent any severe allergic reaction. appeared first on REBEL EM - Emergency Medicine Blog. What Your Gut Says : The patient is stable and can wait 4 hours.

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EM@3AM: Traumatic Iritis

EMDocs

We’ll keep it short, while you keep that EM brain sharp. Dilation of conjunctival vessels resulting in hyperemia and edema (A) is the underlying pathophysiology of conjunctivitis, which can be brought on by infection or allergic reaction. Tintinalli’s Emergency Medicine: A Comprehensive Study Guide. McGraw Hill, 2020.

EMS 81
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EM Quick Hits 56 – Nitroglycerin in SCAPE, REBOA, Diverticulitis Imaging, CRAO, Penicillin Allergy, Physician Personality

Emergency Medicine Cases

The post EM Quick Hits 56 – Nitroglycerin in SCAPE, REBOA, Diverticulitis Imaging, CRAO, Penicillin Allergy, Physician Personality appeared first on Emergency Medicine Cases.

EMS 107
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Anaphylactic Shock

RebelEM

Anaphylactic Shock is an acute, life-threatening hypersensitivity disorder, with a generalized, rapidly evolving, multi-systemic allergic reaction (IgE-mediated disorder). If not treated rapidly can become fatal.

Shock 145
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Cetirizine Vs Diphenhydramine For the Treatment of Acute Urticaria in the ED

RebelEM

Background: Diphenhydramine, a first-generation antihistamine, is the most common pharmacologic agent used to treat acute allergic reactions. Noninferiority trials, covered here on REBEL EM , are helpful when the experimental treatment offers a distinct advantage over the standard treatment. Allergy Asthma Proc. PMID: 17883909.

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REBEL Core Cast 108.0 – Angioedema

RebelEM

Urticaria and pruritus = MAST CELL mediated, which is treated like a standard allergic reaction. Urticaria and pruritus = MAST CELL mediated, which is treated like a standard allergic reaction. Understanding the cause of angioedema (mast cell vs. bradykinin mediated) helps dictate directed management.

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Pediatric Balanitis and Balanoposthitis

Pediatric EM Morsels

x The post Pediatric Balanitis and Balanoposthitis appeared first on Pediatric EM Morsels. Infectious balanoposthitis: management, clinical and laboratory features. Int J Dermatol. 2009;48(2):121-124. doi:10.1111/j.1365-4632.2009.03966.x 1365-4632.2009.03966.x