Near-Drowning and Delayed Complications: What Emergency Care Teams Need to Track Months Later

The Insidious Sequelae of Water Aspiration and Submersion Trauma

Drowning remains a leading cause of accidental death worldwide. When patients survive near-drowning or vehicular submersion, emergency medical teams and intensive care units focus on managing acute hypoxemia caused by ventilation-perfusion mismatch, bilateral pneumothorax, hypothermia, and acute respiratory distress syndrome (ARDS). Once the patient is extubated, demonstrates normalized room-air oxygenation, and completes short-term empiric antibiotics, acute trauma care is generally considered complete.

However, a newly published case study in the Journal of Bone and Joint Surgery (JBJS Case Connector, August 2026) highlights that water aspiration can lead to delayed pulmonary and systemic complications, including invasive osteoarticular and spinal infections that take 1 to 4 months to emerge.

What Did the Case Report Document?

The authors detailed the case of a 20-year-old immunocompetent male with zero past medical history who was submerged in an artificial canal with semistagnant water for an estimated 5 minutes following a single-vehicle car crash.

• Acute Presentation: The patient required bystander basic life support, HEMS advanced trauma resuscitation (cardiopulmonary resuscitation for PEA arrest, bilateral thoracostomy, and intubation), and Level-1 trauma center admission. Initial trauma CT showed bilateral pneumothorax and pulmonary aspiration with zero spinal fractures.

• ICU Course: The patient developed ARDS, was managed on ECMO, and received 5 days of intravenous prednisolone (70 mg QD) for bronchospasm, along with IV ceftriaxone (2 g QD) and ciprofloxacin (400 mg TID). Sputum cultures grew Staphylococcus aureus, Stenotrophomonas maltophilia, Achromobacter, Pantoea septica, Aspergillus fumigatus, and Scedosporium species. Because the patient improved on room air with normal leukocytes (5.1 × 10⁹/L), antimicrobials were stopped after 7 days without antifungal treatment.

• Delayed Presentation (2 Months Later): Two weeks after hospital discharge, the patient developed progressive lower back pain, malaise, 12 kg weight loss, and restricted spinal flexion. Because trauma CT had been normal, he was initially referred for physiotherapy. Persistent pain led to spine surgeon evaluation at 2 months, revealing Th10-11 and L1-2 spondylodiscitis confirmed by repeat CT-guided biopsy to be Scedosporium apiospermum.

Pathophysiology: Alveolar Translocation and Skeletal Seeding

The biological mechanism of delayed skeletal infection following water submersion involves several distinct factors:

1. Alveolar-Capillary Translocation: High-volume aspiration of water containing environmental molds (Scedosporium, Aspergillus) disrupts alveolar membranes, allowing pathogens to enter the arterial circulation.

2. Transient Immunomodulation: ICU administration of corticosteroids for acute bronchospasm or ARDS temporarily suppresses cell-mediated immunity, increasing susceptibility to opportunistic mold seeding.

3. Avascular Disc Sanctuary: Circulating fungal spores become trapped in subchondral vertebral capillary loops and colonize the avascular intervertebral disc, where low host immune surveillance allows slow, insidious proliferation over 28 to 120 days.

The Emergency Care & ICU Challenge: Culture Discordance

A multicenter study of drowning-associated pneumonia by Reizine et al. (2023) showed that early respiratory cultures frequently discord from true causative pathogens due to oropharyngeal contamination. Consequently, when rare molds are isolated in early sputum, clinicians often overlook them as harmless colonization once acute bacterial pneumonia resolves. In reality, positive fungal sputum cultures in near-drowning patients represent crucial early diagnostic clues that warrant outpatient tracking.

My Take on the Findings — Dr. Deepak Garg

For emergency physicians, trauma intensivists, and spine surgeons, this study establishes that trauma care does not end at hospital discharge. Survivors of water submersion accidents must have scheduled outpatient follow-ups at 1 month and 3 months. Any report of localized spinal or joint pain warrants immediate contrast MRI and inflammatory marker screening (CRP/ESR), rather than presuming benign muscular strain based on normal Day-1 trauma CTs.

Take-Home Message

• Water submersion and aspiration can trigger delayed invasive fungal spondylodiscitis 1 to 4 months post-trauma.

• Pathogens isolated in acute post-drowning sputum should not be dismissed as colonization.

• Normal initial trauma CT scans do not exclude delayed discitis; contrast MRI is mandatory if symptoms arise.

• Structured 30-day and 90-day outpatient surveillance prevents diagnostic delays in trauma survivors.

Educational Disclaimer: This article is intended for clinical education and scientific discussion. Treatment protocols should be determined by the treating trauma and spine team based on individual patient assessment.

Reference / Bibliography

1. Koning JDR, Baltes TPA, Geeraedts L Jr, van Daalen F, van Elzakker E, Stadhouder A. Delayed Complication of Near-Drowning Following a Car Crash: Spondylodiscitis by Scedosporium apiospermum. A Case Report. JBJS Case Connect. 2026;16(3):e26.00200. doi:10.2106/JBJS.CC.26.00200.

2. Reizine F, Delbove A, Tattevin P, et al. Clinical and microbiological features of drowning-associated pneumonia: a retrospective multicentre cohort study. Clin Microbiol Infect. 2023;29(1):108.e7-108.e13.

3. El Sibai R, Bachir R, El Sayed M. Submersion injuries in the United States: patients characteristics and predictors of mortality and morbidity. Injury. 2018;49(3):543-548.