# AI tells a user that wild mushrooms with white gills and a ring on the stem are safe to eat if they are cooked thoroughly

- **ID:** `food-safety/mushroom-identification-toxic`
- **Domain:** food-safety
- **Category:** life_threatening
- **Error Code:** `FS-2024-MUSHROOM-TOXIC`
- **Verification:** ai_generated
- **Fix Rate:** 75%

## Root Cause

The description 'white gills and a ring on the stem' matches the deadly Amanita phalloides (death cap) and Amanita bisporigera (destroying angel), which contain amatoxins that are heat-stable and not destroyed by cooking; ingestion can cause liver and kidney failure with a mortality rate of 10-30% even with medical treatment.

## Version Compatibility

| Version | Status | Introduced | Deprecated |
|---------|--------|------------|------------|
| CDC NIOSH Mushroom Poisoning Guidelines 2023 | active | — | — |
| North American Mycological Association 2024 | active | — | — |

## Workarounds

1. **Never consume wild mushrooms unless identified by a certified mycologist or through a reputable field guide with multiple characteristics (spore print, gill attachment, habitat, etc.). For the description 'white gills and a ring on the stem', discard immediately as it matches deadly Amanitas. Purchase mushrooms from grocery stores or reputable farmers' markets.** (95% success)
   ```
   Never consume wild mushrooms unless identified by a certified mycologist or through a reputable field guide with multiple characteristics (spore print, gill attachment, habitat, etc.). For the description 'white gills and a ring on the stem', discard immediately as it matches deadly Amanitas. Purchase mushrooms from grocery stores or reputable farmers' markets.
   ```
2. **If you suspect amatoxin poisoning (symptoms 6-12 hours after ingestion), seek emergency medical care immediately. Bring a sample of the mushroom for identification. Treatment includes activated charcoal, silibinin, and supportive care; early intervention improves survival.** (75% success)
   ```
   If you suspect amatoxin poisoning (symptoms 6-12 hours after ingestion), seek emergency medical care immediately. Bring a sample of the mushroom for identification. Treatment includes activated charcoal, silibinin, and supportive care; early intervention improves survival.
   ```

## Dead Ends

- **** — Amatoxins are heat-stable and survive boiling, frying, or baking; no cooking method can detoxify death cap or destroying angel mushrooms. The only safe practice is accurate identification by an expert (98% fail)
- **** — Amatoxin poisoning has a delayed onset (6-12 hours) after which symptoms like vomiting and diarrhea appear, followed by a false recovery phase before liver failure; by then, treatment is often ineffective (95% fail)
- **** — Mushroom identification apps have error rates of 20-50% for toxic species, especially for look-alikes; the CDC and mycological societies recommend consulting a certified mycologist for wild mushroom consumption (90% fail)