This virus is known as the "kissing disease" due to its transmission through saliva.
What is Epstein-Barr Virus (Infectious Mononucleosis)?
This gram-positive bacteria causes "strep throat" and can lead to rheumatic fever if untreated.
What is Streptococcus pyogenes?
This parasitic infection is transmitted through mosquito bites and leads to cyclic fever and chills.
What is Malaria?
This yeast infection causes white, curd-like patches in the oral cavity?
What is Candidiasis (Thrush)?
Which of the following findings supports a diagnosis of herpes zoster?
What is unilateral, dermatomal distribution pattern?
This childhood exanthem presents with a "slapped cheek" appearance.
What is Erythema Infectiosum (Fifth Disease)?
This tick-borne illness presents with a "bulls-eye" rash, also known as erythema migrans.
What is Lyme Disease?
This protozoan is transmitted through contaminated water and causes "beaver fever."
What is Giardiasis?
This fungal infection is endemic to the Mississippi and Ohio River Valleys and is associated with bird and bat droppings.
What is Histoplasmosis?
An unvaccinated, 6-year-old boy presents to his pediatrician with an exanthematous macular rash that began two days after a fever. He is also noted to have cough, coryza, and conjunctivitis. The rash began on the face and spread to the trunk and extremities. The child is still febrile. What is the most likely diagnosis?
What is Rubeola?
This virus establishes latency in the dorsal root ganglia and can reactivate as shingles.
What is Varicella-Zoster Virus?
This bacterial infection is characterized by "rice water stools" due to severe diarrhea.
What is Cholera?
This sexually transmitted protozoan infection presents with frothy, green-yellow vaginal discharge and a "strawberry cervix."
What is Trichomoniasis?
This fungal infection, often seen in AIDS patients, presents with diffuse ground-glass opacities on chest imaging.
What is Pneumocystis jirovecii pneumonia (PCP)?
A 13-year-old boy reports to the pediatrician with his mother. His complaints include fever, sore throat, and excessive fatigue that have worsened since onset last week. Physical exam reveals symmetric posterior cervical lymphadenopathy, splenomegaly, pharyngeal erythema with white tonsillar exudates, palatal petechiae, and fever of 102.1°F. Which of the following is the most likely diagnosis?
What is Epstein-Barr Virus infection?
This virus is the most common cause of congenital infections leading to sensorineural hearing loss.
What is Cytomegalovirus (CMV)?
This gram-negative diplococcus is the cause of urethritis and can lead to pelvic inflammatory disease if untreated.
What is Neisseria gonorrhoeae?
This helminth infection is diagnosed using the "tape test."
What is Enterobiasis (Pinworm)?
This fungus, found in soil, causes valley fever and is endemic to the southwestern U.S.
What is Coccidioidomycosis?
A 25-year-old woman presents to her primary care provider with vaginal discharge following intercourse with a new sexual partner. She is currently pregnant. Which of the following antibiotic regimens is the best empiric treatment of uncomplicated genital infections in this patient caused by chlamydia?
What is azithromyocin 1000mg SINGLE DOSE?
This zoonotic virus is nearly 100% fatal once symptoms develop, requiring post-exposure prophylaxis for prevention.
What is Rabies?
This infection is caused by an obligate intracellular organism and presents with a rash that starts on the wrists and ankles before spreading.
What is Rocky Mountain Spotted Fever?
This parasitic disease is transmitted via ingestion of oocytes from cat feces or undercooked meat and can cause congenital CNS lesions.
What is Toxoplasmosis?
This fungal infection is associated with exposure to decaying wood and can lead to CNS and pulmonary involvement.
What is Blastomycosis?
A 20-year-old man presents to the clinic with acute diarrhea and foul-smelling stools for the past two days. Other symptoms include bloating, abdominal cramping, and flatulence. He states that 10 days ago he was camping and drank water directly from the stream. What is the most likely diagnosis?
What is Giardiasis?