MCCQE 1 Verified Study Solutions With Real Solutions

MCCQE 1 Verified Study Solutions With Real Solutions
HERPETIC WHITLOW correct answers Painful grouped vesicles on an erythematous base
located on the distal finger
Cause: Infection with HSV
Treatment:
Self-limiting disease
Antiviral (e.g., acyclovir) may be beneficial
ONYCHOCRYPTOSIS/ INGROWN NAILS correct answers Inflammation and soft tissue
hypertrophy +/− secondary infection occurring when the
lateral edge of the nail plate impinges on the nail fold
ONYCHOCRYPTOSIS Cause:
Onychomycosis
Incorrect technique of nail cutting
Repetitive trauma
Poor foot hygiene; poorly fitting shoes correct answers Treatment
Barrier placement between nail plate and nail fold
Excision of the portion of nail plate pressing on the nail fold
+/− Antibiotics
Biphasic Anaphylaxis correct answers Recurrence of Sx 4 to 32 h (mean
10 h) after the initial episode.
Occurs in up to 20% of patients
and is due to the release of 2â—¦
mediators and the late-phase
response.
Protracted Anaphylaxis correct answers Refractory Resp distress or
hypotension despite appropriate
medical Rx.
What Saves Lives? EPI,
EPI, EPI correct answers Adults: 0.3 to 0.5 mg IM
Children: 0.01 mg/kg IM
I V EPI: 0.1 mg, dilute 0.1 mL
1:1,000 in 10 mL N/S
Give 1 to 2 mL/min
All patients presenting with signs or Sx of anaphylaxis get: correct answers • Measures to stop
any continuing Ag exposure
• Two large bore I Vs • Supplemental O2
• Cardiac and O2 sat monitoring
• EPI IM or I V
• Methylprednisolone 125 mg I V
• Diphenhydramine 50 mg I V + ranitidine 50 mg I V
MINOR BURNS correct answers • cleaning with soap and water or dilute antiseptic solution.
Td immunization prn
topical Abx: 1%silver sulfadiazine(Dermazine) , bacitracin (Baciguent),
or bacitracin/neomycin/polymyxin B (Neosporin ointment).
Occlusive, clean dressings should be applied regularly.
Parkland Formula correct answers Fluid required (ml of RL) = 4 × kg body wt × TBSA
• 1/2 given in first 8 h from time of injury, 1/2 given in next 16 h
Anticholinergic correct answers Antihistamines, TCAs, phenothiazines,
atropine
Cholinergic correct answers Insecticides, nerve agents, nicotine,
pilocarpine, urecholine
Sympathomimetic correct answers Cocaine, amphetamines, MDMA (ecstasy),
ephedrine, theophylline
Opiate/sedative correct answers Heroin, morphine, benzodiazepines,
barbiturates, meprobamate, EtOH
Hallucinogens correct answers LSD, mescaline, phencyclidine, psilocybin
CVS correct answers β-Blockers, CCBs
Serotonin correct answers MAOI, SSRI, meperidine, TCA, L-tryptophan
Cellular correct answers CO, H2S, cyanide
TCAs correct answers Amitriptyline, doxepin
Simple asphyxiants correct answers CO2, inert gases
Drugs inducing metabolic acidosis
(BP usually low) correct answers Ethanol, methanol, ethylene glycol, ASA,
NSAID, tylenol
Anticholinergic ''hot as a hare, dry as a bone, red as a beet, blind as a bat, and mad as a hatter''
• ↑ Temperature
• Possible ↑ HR
• Dry mucous membranes
• Erythematous
• Mydriasis
• Disoriented, agitated correct answers • Reaching blindly for objects
• Large ODs can lead to depressive state

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