


CAUTION: THESE NOTES CONTAIN SPOILERS!!!



Case Introduction



A 45 year old female is exposed to peanut butter and shrimp pizza and begins to have an apparent allergic reaction…







Initial Vitals



* Temp 98.8* HR 130* RR 35* BP 70/40* O2 92%



Critical Actions



* Verbalize Airway Evaluation* Complete a FOCUSED History and Exam* Normal Saline Bolus* Epinephrine both IM and (subsequently) IV* Glucagon 1mg IV



Final Diagnosis



Refractory Anaphylaxis Due to Beta Blockers



Tips and Tricks



You still need to obtain a quick history and exam even if you know the diagnosis in the first few seconds of the case



Additional Reading



* Basic approach to anaphylaxis (EM Clerkship)* Tranexamic acid as first-line emergency treatment for episodes of bradykinin-mediated angioedema induced by ACE inhibitors. (PubMed)* Glucagon infusion in refractory anaphylactic shock in patients on beta-blockers. (PubMed)







Round 10 (Allergic Reaction)

The purpose of this podcast is to help medical students crush their emergency medicine clerkship and get top 1/3 on their SLOE. The content is organized in an approach to format and covers different chief complaints, critical diagnoses, and skills important for your clerkship.

Education

Training

Language Courses

Higher Education

K-12

Educational Technology

Medicine

Science & Medicine

Health & Fitness

Courses



* Common during the first year of life as well as during puberty



* Presents with nausea/vomiting, abdominal pain, and/or testicular pain



* ALWAYS examine a child for signs of torsion who presents with abdominal pain (especially lower abdominal pain)



* Look for tenderness, firmness, high riding testicle or testicle with unequal lie, swelling, and the absence of a cremasteric reflex   



* Consult Urology IMMEDIATELY if you have high suspicion, otherwise proceed to ultrasound



* Ultrasound is only 85% sensitive, so clinical gestalt can trump even a negative US



* Attempt manual detorsion if there will be a significant delay to surgery


Testicular Torsion (Deep Dive MW R19)


You are working at Clerkship General when the next patient is put into your rack. It is an 8 year-old male with vomiting



Initial Vitals:



HR: 119



BP: 104/63



Temp: 98.0F



RR: 20



O2: 99% (Room Air)



Critical Actions:




* Finger Stick Blood Glucose



* Treat Patient’s Pain



* Diagnose Testicular Torsion



* Immediate Urology Consult



* Perform Manual Detorsion




References:



Mellick LB, Sinex JE, Gibson RW, Mears K. A Systematic Review of Testicle Survival Time After a Torsion Event. Pediatr Emerg Care. 2019 Dec;35(12):821-825. doi: 10.1097/PEC.0000000000001287. PMID: 28953100.

Round 19 (MW) Tummy Ache in Child with Diabetes


Phase One: CNS




* Ataxia, Slurred Speech, Confusion, N/V, Seizures




Phase Two: Cardiopulmonary 




* CHF, Cardiogenic Shock/Hypotension, Pulmonary Edema, ARDS




Phase Three: Renal




* Flank pain, Hematuria, Oliguria, Renal Failure




Diagnosis:




* HIGH INDEX OF SUSPICION



* Ethylene Glycol Serum Level



* Elevated Osmolar Gap



* Serial Anion Gap Measurements




Treatment:




* Fomepizole or Ethanol to prevent breakdown to toxic glycolic acid/oxalic acid



* Hemodialysis



* Consider Bicarb drip, pyridoxine, and thiamine








Further Reading:



 EMCrit Toxic Alcohols





Ethylene Glycol (Deep Dive MW R18)


You are working at Clerkship General when you hear an EMS call on the radio. Clerkship General, we are bringing you Arthur. He is intoxicated… Again



Initial Vitals:



HR: 116



BP: 150/70



Temp: 98.8



RR: 26



O2: 85% (Room Air)



Critical Actions:




* Recognize Hypoxemia



* Diagnose Toxic Alcohol Ingestion



* Consult Nephrology Emergent Dialysis



* Administer Fomepizole



* Workup Anion Gap Metabolic Acidosis


Round 18 (MW) Drunk Man Wants Pizza


Hypertensive Emergencies of Pregnancy



PreEclampsia, Eclampsia, HELLP syndrome



Diagnosis: BP >140/90 plus end organ dysfunction 




* Acute Kidney Injury



* Proteinuria



* Thrombocytopenia



* Transaminitis



* Hemolysis



* Pulmonary Edema



* Cerebral Edema / Hemorrhage



* Headache refractory to tylenol



* Visual Changes



* RUQ Pain not attributable to another diagnosis




Treatment




* Loading Dose: IV Magnesium 4-6g over 20-30 min OR 5g IM in each buttock



* Maintenance Dose: 1g/hr IV



* Antihypertensives (goal 20% reduction): Labetalol, Nicardipine, Hydralazine



* Delivery of fetus and placenta


Round 10 (Allergic Reaction)

Download our free app to listen on your phone