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Louisiana Girl Dies From Rare Brain-Eating Amoeba Infection

Eight-year-old Lillian Smart died after contracting Naegleria fowleri, a rare brain-eating amoeba likely found in a Louisiana lake.

Published August 24, 2026 at 4:43 AM EDT

The short answer

Eight-year-old Lillian Smart died after contracting Naegleria fowleri, a rare brain-eating amoeba likely found in a Louisiana lake. An 8-year-old girl from Ruston, Louisiana, died following an infection from Naegleria fowleri, a rare brain-eating amoeba. Her family announced her death on social media, stating that the brain injuries caused by the infection were too severe for recovery.

Louisiana Girl Dies From Rare Brain-Eating Amoeba Infection

The Facts

Who
Lillian Smart, her family, and the Louisiana Department of Health.
What
Death of an 8-year-old girl from a brain-eating amoeba infection.
When
Late August 2026
Where
Ruston and Lake Claiborne, Louisiana
Why
To report on a rare but fatal health risk associated with freshwater swimming and the resulting death of a child.

Timeline of what happened

Key dates and decisions, in the order they occurred.

  1. August 19, 2026

    LDH confirms Naegleria fowleri infection case

  2. August 21, 2026

    Community fundraiser held in Ruston

  3. August 24, 2026

    Family announces death on social media

An 8-year-old girl from Ruston, Louisiana, died following an infection from Naegleria fowleri, a rare brain-eating amoeba. Her family announced her death on social media, stating that the brain injuries caused by the infection were too severe for recovery.

The Louisiana Department of Health (LDH) had previously confirmed a case of Naegleria fowleri on August 19, noting the infection was likely contracted while swimming at Lake Claiborne. The amoeba, which thrives in warm freshwater, can enter the body through the nose and travel to the brain, causing primary amebic meningoencephalitis (PAM).

Lillian Smart’s mother reported that the child was hospitalized earlier in August after experiencing a fever and double vision. The LDH notes that symptoms of PAM include severe headaches, vomiting, and fever, which can progress to seizures and coma. Medical professionals informed the family that the swelling in the girl's brain was significant; she died one day after her eighth birthday.

For individuals swimming in warm freshwater, the concrete day-to-day change involves adhering to specific safety protocols recommended by health officials. The LDH advises swimmers to keep their heads above water, use nose plugs, and avoid disturbing sediment at the bottom of lakes to reduce the risk of the amoeba entering the nasal passages. Families in the affected region may notice increased community awareness and local fundraising efforts, such as the event held in Ruston on August 21 to support the Smart family.

The knock-on effects include reinforced public health warnings for outdoor recreational areas and potential impacts on local tourism at sites like Lake Claiborne. The LDH uses these occurrences to reiterate safety guidelines for all freshwater activities in the state. No specific future court dates or legislative deadlines were reported in relation to this incident, though the health department continues to monitor water safety.

Sen. John Kennedy (R-LA) issued a statement expressing condolences to the family and the Ruston community. Local business owners and residents also held a fundraiser on Friday to support the family during the girl's hospitalization. The LDH continues to advise the public on preventative measures when swimming in freshwater environments.

Summaries are written by The Plain Record to state the facts of a story plainly and without political slant. See our editorial standards, or report a correction.

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Questions readers ask

What happened: Louisiana Girl Dies From Rare Brain-Eating Amoeba Infection?

An 8-year-old girl from Ruston, Louisiana, died following an infection from Naegleria fowleri, a rare brain-eating amoeba. Her family announced her death on social media, stating that the brain injuries caused by the infection were too severe for recovery.

Who is involved?

Lillian Smart, her family, and the Louisiana Department of Health.

When did this happen?

Late August 2026

Where did this happen?

Ruston and Lake Claiborne, Louisiana

Why does this matter?

To report on a rare but fatal health risk associated with freshwater swimming and the resulting death of a child.