ID Flashcards
INFECTIOUS DISEASE
INFECTIOUS DISEASE
White curd like vaginal discharge should make you think of what diagnosis?
Vaginal candida infection
Owl eye inclusion bodies should make you think of what diagnosis?
Cytomegalovirus (CMV)
If you have a patient with positive blood cultures for candida what is the first line drug?
Amphotericin B
What is the treatment for pertussis?
Erythromycin x 7 days
A leukemia patient has a CT of the liver which shows punched out lesions. What diagnosis should you be thinking of?
Hepatosplenic candida
What disease does Rickettsia rickettsii cause?
Rocky Mountain spotted fever
An India ink stain showing cysts should make you think of what diagnosis?
Cryptococcosis
A COPD patient has apical cavities and calcified nodes on his CXR. You also discover he has a pet bat and a few birds. What is the most likely diagnosis?
Histoplasmosis
An HIV patient presents with a nonproductive cough and a CXR showing diffuse interstitial infiltrates. What is the most likely diagnosis?
Pneumocystis jiroveci pneumonia (PCJ) formerly known as Pneumocystis pneumonia (PCP)
Honey and babies should make you think of what diagnosis?
Botulism
What type of organism causes botulism?
A Gram + rod, Clostridium botulinum
What is the treatment for botulism?
Antitoxin
A patient presents to the ER with acute progessive weakness, diplopia and a very dry mouth. What organism may be causing this?
Clostridium botulinum
Rice water stool should make you think of what diagnosis?
Cholera
Is diphtheria a Gram-positive or negative organism?
Gram-positive
A stuck on grey membrane in the pharynx should make you think of what diagnosis?
Diphtheria
What are four steps in treating diphtheria?
Antitoxin, penicillin remove membrane report the case to the CDC
What is the clinical name for whooping cough?
Pertussis
What type of organism causes tetanus?
A Gram + rod, Clostridium tetani
A patient ate out last night and today has cramping and bloody diarrhea. What is the most likely organism?
Salmonella
Diarrhea with blood and mucus should make you think of what diagnosis?
Shigella
What is the best test to diagnose malaria?
Peripheral blood smear
What organism has been linked to reactive arthritis?
Shigella, also remember that reactive arthritis has a positive HLA-B27.