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Subject Area Advanced Wound Care Management
Description This rigorous examination assesses mastery of complex wound care principles,
including pathophysiology, advanced therapeutic interventions, evidence-based
practice guidelines, and clinical decision-making for chronic and acute wounds. It
integrates the latest Wound Healing Society, NPUAP/EPUAP, and WHO
guidelines with biochemical, microbiological, and surgical considerations.
Designed for top-tier US university graduate programs.
Expected Grade A+
Total Questions 100
Duration 3 hours
Learning Outcomes 1. Differentiate wound etiologies and select appropriate diagnostic modalities
2. Integrate molecular and cellular mechanisms of healing into treatment plans
3. Evaluate and manage wound infections, biofilms, and antimicrobial resistance
4. Apply advanced wound dressing technologies and biophysical agents
5. Synthesize comorbidities, nutrition, and pharmacological interactions in wound
care
Accreditation Conforms to Commission on Collegiate Nursing Education (CCNE) and
Accreditation Council for Graduate Medical Education (ACGME) standards for
advanced practice nursing and medical residency programs.
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,1. A patient with a chronic venous leg ulcer has a wound swab that grows
Pseudomonas aeruginosa with a biofilm phenotype. The wound has not improved
after 4 weeks of optimal compression and silver dressings. Which of the following
interventions is most likely to disrupt the biofilm and improve healing?
A. Switch to a iodine-impregnated dressing and continue compression
B. Add systemic ciprofloxacin based on sensitivity results
C. Perform sharp debridement followed by a cadexomer iodine dressing
D. Apply a negative pressure wound therapy (NPWT) device at -125 mmHg continuous
Answer: C. Perform sharp debridement followed by a cadexomer iodine dressing
Biofilm requires mechanical disruption (debridement) plus an agent that penetrates the
matrix; cadexomer iodine has anti-biofilm properties. Systemic antibiotics alone (B)
often fail due to poor penetration. Silver dressings (A) may have limited efficacy against
established biofilm. NPWT (D) does not primarily disrupt biofilm.
2. In a patient with a stage 3 sacral pressure injury, tissue biopsy shows high levels of
matrix metalloproteinase-9 (MMP-9) and low levels of tissue inhibitor of
metalloproteinase-1 (TIMP-1). Which dressing selection is most pathophysiologically
targeted?
A. Hydrocolloid dressing to maintain moisture
B. Collagenase ointment with a secondary foam dressing
C. Polyurethane foam dressing with a silicone adhesive
D. Oxidized regenerated cellulose/collagen dressing
Answer: D. Oxidized regenerated cellulose/collagen dressing
High MMP-9 and low TIMP-1 indicate excessive proteolytic activity impairing healing.
ORC/collagen dressings bind and inactivate MMPs, restoring balance. Collagenase (B)
would increase proteolysis, worsening the imbalance. Hydrocolloid (A) and foam (C) do
not modulate MMP activity.
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,3. A patient with a diabetic foot ulcer (Wagner grade 2) has a non-infected,
moderately exudative wound. Peripheral arterial disease is absent (ABI 0.9). Which
of the following advanced therapies has the strongest evidence for improving healing
rates in this specific scenario?
A. Hyperbaric oxygen therapy (HBOT) at 2.4 ATA for 90 minutes daily
B. Platelet-rich plasma (PRP) gel applied weekly
C. Bilayered living skin equivalent (e.g., Apligraf) applied once
D. Topical recombinant human platelet-derived growth factor (becaplermin) gel
Answer: C. Bilayered living skin equivalent (e.g., Apligraf) applied once
For non-infected, non-ischemic DFUs, bilayered living skin equivalents have Level 1
evidence for healing. HBOT (A) is indicated for ischemic wounds. PRP (B) has mixed
evidence. Becaplermin (D) has modest benefit and black box warning for malignancy.
4. A patient with an open fracture of the tibia (Gustilo type IIIB) develops a wound
infection with methicillin-resistant Staphylococcus aureus (MRSA) and
Enterococcus faecalis. The wound is treated with surgical debridement and systemic
vancomycin plus piperacillin-tazobactam. What is the most important consideration
regarding local wound care?
A. Use a silver-impregnated dressing to provide topical antimicrobial coverage
B. Apply a negative pressure wound therapy (NPWT) dressing to promote granulation
C. Avoid NPWT until the infection is completely resolved
D. Use a cadexomer iodine dressing to reduce biofilm formation
Answer: C. Avoid NPWT until the infection is completely resolved
NPWT is contraindicated in the presence of untreated or inadequately treated infection
because it can promote bacterial proliferation and sepsis. Systemic antibiotics must first
control the infection. Silver (A) or iodine (D) may be adjunctive but do not supersede
the need for infection control before NPWT.
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, 5. A patient with a chronic non-healing wound has a positive fluorescence imaging
finding for bacterial burden >10^4 CFU/g in the wound bed. The wound is clinically
non-infected (no erythema, warmth, or purulence). Which of the following best
represents the current evidence-based approach?
A. Initiate systemic antibiotics based on fluorescence-guided sampling
B. Perform sharp debridement and start a topical antimicrobial dressing
C. No treatment is needed as the bacteria are not causing clinical infection
D. Apply a biocellulose dressing to physically remove bacteria
Answer: B. Perform sharp debridement and start a topical antimicrobial dressing
Fluorescence imaging detects subclinical infection (critical colonization) which impairs
healing; debridement reduces bioburden, and topical antimicrobials target residual
bacteria. Systemic antibiotics (A) are not indicated without clinical signs of infection.
Option C ignores evidence that high bioburden delays healing. Biocellulose (D) does not
remove bacteria.
6. A patient with a venous leg ulcer has a wound area of 12 cm² and a wound
duration of 8 months. After 4 weeks of multilayer compression and a nonadherent
dressing, the wound area decreased to 10 cm². What is the most clinically significant
predictor of healing based on this information?
A. Initial wound area >10 cm²
B. Wound duration >6 months
C. Less than 40% area reduction at 4 weeks
D. Wound location on the gaiter area
Answer: C. Less than 40% area reduction at 4 weeks
A <40% area reduction at 4 weeks is a strong negative predictor of healing at 24 weeks
(sensitivity >70%). Initial area >10 cm² (A) and duration >6 months (B) are risk factors
but less predictive than the 4-week trajectory. Location (D) is not a validated predictor.
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