JuvGuard 久卫加

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Case 1: Solitary GGN, Completely Absorbed in 17 Days

Female · Age 42 Left Lower Lobe, Outer Basal Segment Solitary Ground-Glass Nodule Nature Study Related

Fully Resolved

17 Days

Patient Information

History: 8mm ground-glass nodule found on health checkup

Prior Treatment: 3 months of anti-inflammatory treatment with no effect

Symptoms: No obvious subjective symptoms

Protocol: hUCMSC exosome nebulization, once daily

Treatment Timeline

Day 0:

8mm ground-glass opacity, margins visible

Day 6:

Density significantly decreased
Size reduced to 5mm

Day 17:

Lesion fully absorbed, no fibrotic residue

Safety: No fever, worsened cough, or allergic reactions throughout; no acute allergic reaction 2 hours post-treatment

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Case 2: Post-COVID Multiple Bilateral Nodules, Mostly Absorbed in 2 Weeks

Male · Age 56 5 bilateral nodules Post-COVID Recovery

Mostly Resolved

34 Days

Patient Information

History: 5 ground-glass nodules after COVID recovery

Largest: 10mm, with dry cough and chest tightness

Prior Treatment: 2 months of antibiotics + TCM with no effect

Protocol: Exosome nebulization 3× per week for 4 weeks

Day 0:

5 bilateral GGOs, largest 10mm

Day 20:

Mostly absorbed
Largest reduced to 4mm

Day 34:

Essentially absorbed
Only faint linear opacity remains

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Case 3: Mixed GGN (Smoking History), Reduced 70% in 2 Months

Male · Age 55 20-year smoking history 12mm Mixed GGN High-Risk Nodule

Reduced 70%

2 Months

Before Treatment

12mm

Mixed nodule
solid component ~6mm

Day 30:

8mm

Solid component reduced
GGO density faded

Day 60:

3.5mm

Density near normal
70% size reduction

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Case 4: Chronic Bronchitis + Multiple Nodules, Fully Absorbed in 3 Months

Female · Age 68 5-year chronic bronchitis 6 bilateral nodules

All Resolved

3 Months

CT Changes

Before: 6 scattered bilateral nodules (3–5mm)

After 3 months: All 6 nodules fully absorbed, lung markings clarified

Lung Function Data

FEV1 improved: +15%

Blood oxygen: 92% → 97%

Symptoms: Cough and white phlegm resolved; can lie flat at night

Nature

Tsinghua University Clinical · 24-Case Summary

24

Patients Enrolled

Randomized controlled design

83.3%

Treatment Group Efficacy

≥3 indicators improved

+12.5%

Average FVC Increase

Forced vital capacity

0

Serious Adverse Events

Perfect safety record

Clinical Cases

Documented Improvement Records

Case 1: Solitary GGN, Completely Absorbed in 17 Days

Patient Information

Treatment Timeline

Case 2: Post-COVID Multiple Bilateral Nodules, Mostly Absorbed in 2 Weeks

Patient Information

Case 3: Mixed GGN (Smoking History), Reduced 70% in 2 Months

Case 4: Chronic Bronchitis + Multiple Nodules, Fully Absorbed in 3 Months

CT Changes

Lung Function Data

Tsinghua University Clinical · 24-Case Summary

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