A 22-year-old female presents to the ED with abrupt onset of a rash, high fever, and vomiting. Vital signs are as follows: Temperature 104°F, HR 118, RR 22, BP 76/40, and pulse oximetry 98% on room air. On examination, she appears confused and disoriented. Her skin is warm, and there is a diffuse macular rash over her body. She is admitted to the ICU and subsequently develops multisystem organ dysfunction. Which of the following organisms is most likely implicated in this patient's diagnosis?Ask StudybuddyGroup of answer choicesEscherichia coliRickettsia rickettsiiStaphylococcus aureusNeisseria meningitidisStreptococcus pneumoniae

A 17-year-old female is referred to the ED by her primary physician; she presents with a 3-day history of fevers, dysuria, and vomiting. She has not had vaginal discharge, abdominal pain, or diarrhea. She is sexually active with her partner. Vital signs are as follows: Temperature 103°F, RR 20, BP 98/65, pulse 100. She appears ill and is unable to tolerate liquids, but she is alert and oriented. Her examination is positive for suprapubic as well as costovertebral angle tenderness bilaterally. Urinalysis reveals numerous WBCs and bacteria, and it is positive for WBC casts and leukocyte esterase. Other laboratory study results are within normal limits, including a negative urine pregnancy test. What is the likely diagnosis?Ask StudybuddyGroup of answer choicesNephrolithiasisPyelonephritisAppendicitisAcute interstitial nephritisEctopic pregnancy

A 9-year-old child was taken to the emergency department by his father, who was concerned about his son's recent fever, rash, stiff neck, headache, and nausea. Which CNS infection is he suffering from based on his symptoms?Group of answer choicesBacterial encephalitisViral meningitisViral encephalitisBacterial meningitisNext

A 26-year-old man presents to his primary care physician with fatigue, headache, and a sore throat for the past week. There is also nausea and diarrhea, but no weight loss, productive cough, or difficulty breathing. He has no known past medical history, does not take any medications, and has no recent sick contacts. He is sexually active and uses condoms inconsistently; he drinks alcohol heavily on the weekends and has had previous IV drug use. On examination, his temperature is 39°C and the rest of his vital signs are normal. He has nontender cervical and axillary lymphadenopathy, tonsillar exudates, and mild splenomegaly. There are also several painful, well-demarcated ulcers within his mouth and a mild maculopapular rash over his chest and arms. A rapid Strep test and a monospot (heterophile antibody) test are negative; further screening for chlamydia, gonorrhea, syphilis, and HIV antibody is negative. What is the likely diagnosis?Ask StudybuddyGroup of answer choicesUpper respiratory infectionSecondary syphilisHodgkin lymphomaAcute retroviral syndromeInfectious mononucleosis

A COVID-associated condition characterized by fever and severe inflammation in the heart, lungs, kidneys, brain, skin, eyes, and/or gastrointestinal organs is called syndrome (MIS).

A 21-year-old college student presents to the Emergency Department with severe epigastric abdominal pain that radiates to her back. She is nauseous but has not vomited, and denies any diarrhea. She is admitted and her laboratory values show an elevated serum amylase and lipase. Which of the following electrolyte abnormalities is associated with this disease?