Common Infections UK Medical PG Flashcards - Medical Study Cards
Master Common Infections with OnCourse flashcards. These spaced repetition flashcards are designed for medical students preparing for NEET PG, USMLE Step 1, USMLE Step 2, MBBS exams, and other medical licensing examinations.
Common Infections Flashcard Deck - 10 Cards
Flashcard 51: What is the management of confirmed/strongly suspected Lyme disease?
1st Line: _____
2nd Line: Amoxicillin
3rd Line: Azithromycin
Answer: Doxycycline
Flashcard 52: Management for non-falciparum malaria:
_____ or ACT (Artemisinin-based Combination Therapy)
Answer: Chloroquine
Extra: Management of Non-falciparum malaria (P. vivax, P. ovale, P. malariae, P. knowlesi):
1. Chloroquine remains the drug of choice in sensitive areas.
2. ACT (Artemisinin-based Combination Therapy) is used in chloroquine-resistant areas or if chloroquine fails.
3. For P. vivax or P. ovale: Radical cure with Primaquine (14 days) or Tafenoquine is necessary to eliminate hypnozoites (ensure G6PD status is normal).
Flashcard 53: In Stage 1 (Early Localized) Lyme disease, flu-like symptoms are often accompanied by the characteristic skin lesion _____.
Answer: Erythema migrans
Extra: Lyme disease is caused by Borrelia burgdorferi and transmitted by the Ixodes tick. Stage 1 is localized; Stage 2 involves early dissemination (e.g., facial nerve palsy, AV block); Stage 3 is late dissemination (e.g., migratory polyarthritis).
Flashcard 54: Keratoconjunctivitis is an ophthalmic complication of _____ with "serpiginous" or "dendritic" ulcers on slit-lamp
Answer: HSV-1
Flashcard 55: HSV-1 remains latent in the _____ ganglion
Answer: trigeminal
Flashcard 56: What is the management of primary infection of genital herpes?
Answer: Acyclovir (400 mg TDS) or Valacyclovir (500 mg BD) for 5–10 days.
Ideally started within 72 hours of symptom onset.
Extra: Treatment is most effective when started early. For primary genital herpes, the standard course is 5-10 days depending on clinical resolution. Valacyclovir is often preferred due to better bioavailability and less frequent dosing.
Flashcard 57: What cells do Plasmodium species infect?
_____
Answer: Hepatocytes (liver stage) & erythrocytes (blood stage)
Flashcard 58: Which genital infection is characterized by dysuria, tender, small ulcers with an erythematous base and mild lymphadenopathy?
_____
Answer: Herpes simplex virus
Flashcard 59: On palpation, patients with malaria can have _____, particularly in chronic or repeated malaria
Answer: splenomegaly
Flashcard 60: Which virus can present with swollen gums and inflamed lesions on the hard palate and lips?
_____
Answer: HSV-1
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