Background: Febrile infants under 60 days-old undergo extensive evaluation for infection. Recent AAP guidelines recommend evaluation of the procalcitonin (PCT) level in the work-up of febrile infants 8-60 days-old to aid in predicting bacterial infection (BI) due to its high specificity; however, the sensitivity of PCT is relatively low. Recent literature has identified the Procalcitonin-To-Albumin [...]

Case Presentation: A 69-year-old male with history of iron deficiency anemia, recurrent venous thromboembolism on apixaban, splenomegaly, ulcerative colitis who presented to emergency department due to exertional shortness of breath. 6 weeks prior to admission, the dose of azathioprine was increased from 50mg daily to 100mg daily due to suboptimal 6-thioguanine nucleotide (6-TGN) level. 1 [...]

Case Presentation: An 83-year-old male with a history of renal cell carcinoma s/p nephrectomy, chronic kidney disease, and hypertension presented to the Emergency Department with several weeks of recurring fevers to 103°F, chills, malaise, fatigue, night sweats, anorexia, and an unintentional weight loss of 4.5 kg. He denied arthralgias, myalgias, neurologic symptoms, rashes, diarrhea, or [...]

Case Presentation: A 61 year old male with a past medical history of hypertension, hyperlipidemia, and obstructive sleep apnea presented to the hospital with fever. He reported 1 week of fever to 103 F with associated rigors, abdominal pain, confusion, and decreased urine output. He reported a keen interest in outdoor activities such as hiking. [...]

Case Presentation: A 49-year-old woman of German ancestry without any prior medical history presented to the hospital with complaints of shortness of breath and right lower extremity for 2 weeks. Her examination was notable for tachycardia, notable loud systolic ejection murmur at cardiac apex. Labs revealed mild leukocytosis, elevated D-dimer, BNP, mild hepatocellular transaminitis and [...]

Case Presentation: An 18-year-old male with no significant past medical history presented with four days of worsening fever, sore throat, nausea, vomiting, headache, and difficulty swallowing. One month prior, he presented to an urgent care with an enlarged tender lump below his chin and swollen lymph nodes. He was diagnosed with infectious mononucleosis (IM) and [...]

Case Presentation: A 42 year old female with history of pain, anxiety, depression, substance use disorder, and atrial septal defect who was admitted for workup of 6-7 months of fevers at home. She had been admitted about 1 month prior for workup of fever of unknown origin. Workup at that time revealed candida esophagitis, but [...]

Case Presentation: A 42-year-old woman with no past medical history presented to the emergency department with four days of facial swelling and progressive, painless skin lesions on her back and extremities. Six months prior to presentation, the patient reported dark patches on her bilateral lower extremities while experiencing fever and chills. A skin biopsy was [...]

Case Presentation: A 19 year-old woman with anxiety and recurrent fevers of unclear etiology presents with fever, sore throat, and body aches. Three days prior to presentation, the patient developed sore throat, dysphagia, and dysphonia. She presented to urgent care, started amoxicillin without improvement. She developed fevers (Tmax 104F) two days later, prompting an Emergency [...]

Case Presentation: Here we present a case of a 22-year-old female with a history of periodic fever who presented to our hospital with the chief complaint of cyclical fever. For four months prior to presentation, the patient had experienced fevers every four weeks, nearly to the date, that each lasted for two to three days, [...]