General Surgery UK Medical PG Flashcards - Medical Study Cards
Master General Surgery 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.
General Surgery Flashcard Deck - 10 Cards
Flashcard 541: Tinea _____ = dermatophyte infection of the body
Tinea cruris = dermatophyte infection of the groin
Tinea pedis = dermatophyte infection of the foot
Tinea capitis = dermatophyte infection of the scalp
Tinea unguium = dermatophye infection of the nail
Answer: corporis
Flashcard 542: Tinea corporis/cruris affects individuals of any age, but is more common in _____ & immunocompromised
Answer: children
Flashcard 543: _____ degradation produces acid that damages melanocytes in pityriasis versicolor (results in hypo/hyperpigmentation)
Answer: Lipid
Flashcard 544: Dermatophytes thrive in warm, _____ environments (e.g. locker rooms, public pools, hyperhidrosis)
Answer: humid
Flashcard 545:
_____ is a chronic skin condition affecting the pilosebaceous unit leading to non-inflammatory comedones and/or inflammatory acne
Answer: Acne vulgaris
Extra: Acne vulgaris primarily affects areas with high densities of sebaceous glands (face, upper back, and chest).
Flashcard 546: Tinea cruris (jock itch) commonly develops via autoinoculation from _____ (athlete's foot).
Answer: tinea pedis
Extra: Tinea cruris (jock itch) involves the groin, upper thighs, and pubic area. It often occurs due to the spread of dermatophytes from elsewhere on the patient's own body, most commonly from the feet (tinea pedis) or nails (tinea unguium). Patients should be advised to put their socks on before their underwear to prevent spread.
Flashcard 547: Describe the pathogenesis of acne vulgaris:
1. _____
2. ↑ sebum production
3. Cutibacterium (formerly Propionibacterium) acnes proliferation within follicle
4. Inflammation
**helps understand the management
Answer: Pilosebaceous follicle hyperkeratinisation (clogging of the follicle)
Flashcard 548: Spot diagnosis: Hypopigmented or hyperpigmented macules with fine scaling = _____
Answer: pityriasis versicolor
Extra: Pityriasis versicolor is caused by Malassezia furfur. Under KOH mount, it shows a characteristic "spaghetti and meatballs" appearance (hyphae and spores).
Flashcard 549: A child presents with a patchy area of _____ with scaling, 'black dots', and cervical lymphadenopathy. Diagnosis? = Tinea capitis
Answer: alopecia
Extra: Tinea capitis is a fungal infection of the scalp hair follicles. The 'black dots' represent hairs broken off at the surface. Wood's lamp examination and KOH mount are used for diagnosis.
Flashcard 550: Head lice are spread by _____
Answer: direct contact
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