NBME PEDs 1 and 2 NBME MASTERY, (Answered) Complete Solution

NBME PEDs 1 and 2 NBME MASTERY, (Answered) Complete Solution 17yo girl brought to ED after found lying on the street. Outside temp is 40F. En route to hospital, paramedics administered O2 and ECG showed J-wave. She is lethargic and poorly responsive to verbal commands. Temp is 32 (89.6F). Puls = 60, RR = 12, BP = 90/60. There is an odor of ethanol on her breath. Which of the following is most likely explanation for the patient's cardiac findings? a. cocaine toxicity b. ethanol toxicity c. hyperkalemia d. hypocalcemia e. hypothermia f. increased intracranial pressure g. MI e. hypothermia (J wave = hypothermia) A 3 yr old comes to the ED after an episode of syncope followed by a tonic-clonic seizure. She becomes fully alert, then stops talking, closes her eyes, and has 3-4 rhythmic jerks of her arm. During this second episode, an ECG was recorded that showed P waves at 80/min with no QRS complexes. NSR resumes shortly thereafter. She becomes alert one minute after. Most likely diagnosis? A) Absence seizure B) Adams-Stokes attack C) Adverse effect of medication D) Breath-holding episode E) Carotid artery trauma F) Narcolepsy-cataplexy G) Vasovagal episode H) Ventricular tachyarrhythmia B) Adams-Stokes attack cause of recurrent infection impaired humoral immunity mixed metabolic acidosis and resp alkalosis salicylate poisoning patchy irregular uptake of radioisotope Multinodular goiter What is anotehr name for multinodular goiter lymphocytic thyroiditis/ infiltration 14 day feevr headache and green nasal discharge in a 14 yr old kid. Post pharyngeal wall is erythematous and covered with thin gray mucous Sinusitis SCID has an abscence of what cells T cells - leads to B cell impairment too. Both are low recurrent infection - bacterial, fungal a