Your next patient is a 22-year-old woman presenting with sho…

Your next patient is a 22-year-old woman presenting with shortness of breath. Asthma is among the differential diagnoses under consideration.   To assess for reversible airflow obstruction, you administer a short-acting beta-2 agonist to determine reversible airflow obstruction. Which of the following findings would best support a diagnosis of asthma?

You are seeing a 42-year-old female patient with a past medi…

You are seeing a 42-year-old female patient with a past medical history that includes hypertension, elevated body mass index and gastric bypass surgery 5 years ago. She stopped taking all of her medications 3 years ago due to a combination of the cost of the medications and her financial situation.  Physical exam findings include BP 100/50 mmHg, HR 88 beats per minute HEENT exam:  conjunctival pallor (paleness of conjuntiva), cheilosis (inflammatory lesion at the corner of her mouth) and glossitis (inflammation of the tongue).  Her neuro exam revealed loss of proprioception.  What is most likely the cause of this patient’s symptoms?