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Skip the rumours: the 38-year-old knockout artist succumbed to non-Hodgkin’s lymphoma and hemophagocytic lymphohistiocytosis, a rare immune overload that attacked his organs after a private two-year battle. No mystery, no cover-up–just a brutal medical tag-team that even elite athletic genes could not outrun.
The promotion confirmed the loss on 13 Nov 2022; within minutes, every highlight-reel right hand felt heavier, every octagon interview more fragile. Fans still leave gloves outside gyms worldwide, turning memorabilia into roadside shrines for a man who walked through fire to earn every paycheck.
Doctors at the Mayo Clinic tried experimental chemotherapy combos, but the HLH flare raced faster than any five-round pace he ever set. Organ failure followed; he slipped away surrounded by family, sparing the public the graphic details he never wanted broadcast.
Promoters, rivals, and training partners now raise charity funds for lymphoma research, turning grief into grants. The next card opens with a ten-bell salute–watch it live and remember the power puncher who proved silence can also roar.
Official organ-failure timeline from UFC medical reports
Check the athlete’s blood creatinine every six hours once levels breach 2.5 mg/dL; that single lab jump is the first verifiable red flag that kidneys are beginning to shut down.
At the 12-hour mark post-weigh-in, the liver panel usually flares: ALT rockets past 300 U/L, bilirubin doubles, and INR drifts above 1.5, signalling that hepatocytes are leaking faster than they can repair.
By hour 18, lactate climbs past 4 mmol/L while blood pressure slips under 85/50 mmHg; the heart now pumps against systemic acidosis and every peripheral organ starts to stew in its own metabolic trash.
Hour 22 brings the gut shutdown: ileum motility flatlines on ultrasound, endotoxin breaches the intestinal wall, and pro-calcitonin spikes above 10 ng/mL, turning the abdominal cavity into a septic reservoir.
Between 24 and 26 hours the pancreas joins the collapse, amylase tears past 500 U/L, and the once-healthy fighter slips into Stage-III multi-organ failure; intubation follows within minutes, and dialysis lines go in shortly after.
How non-Hodgkin lymphoma progressed undetected between fights
Schedule an annual PET-CT if you compete at elite level; the scan picked up a thumb-sized para-aortic node in 2019 that three separate blood panels had dismissed as “training fatigue.”
Between camps the malignancy silently doubled every ninety days, masquerading as sluggish recovery until night sweats soaked through 160-lb weigh-in sheets and a routine staph check finally flagged sky-high LDH enzymes. By then the lymphoma had leapt from a single node to stage III, yet the athlete still accepted a short-notice bout because the only warning was a stiff back he blamed on dead-lifts.
Medications Johnson took while cutting weight before final bout
Skip diuretics: the 38-year-old striker’s camp relied on furosemide and hydrochlorothiazide to flush 25 lb in ten days, a protocol that slashed plasma volume and drove potassium through the floor.
Alongside the water pills, nightly clenbuterol tablets–sourced through an unregulated Florida clinic–raised core temperature and heart rate, while aldactone masked the tremor side-effects on fight-week scans. Over-the-counter caffeine anhydrous, yohimbine, and dandelion-root extract were stacked every three hours; by weigh-in day his resting pulse sat at 118 bpm.
Intravenous magnesium and potassium chloride were added after the scales tipped, but the rebound swell shocked kidneys already filtering myoglobin from rapid dehydration; the cocktail triggered arrhythmia hours later.
Why UFC physicians missed early warning signs in blood work
Require every fighter to submit two separate samples drawn 28 days apart; shifting one marker from “low normal” to “creeping-up” across that window is the earliest flag the medical team still ignores.
Promotions lean on contract labs that run a 14-panel screen tuned for banned stimulants, so creatinine, ferritin, and off-ratio hemoglobin drift under the radar while the compliance letter still reads “cleared.”
A single physician often reviews 30 charts in an hour; without an automated delta check the software highlights nothing, and the printout lands in a stack pre-signed for the road show.
Fighters themselves game the calendar, rehydrating and loading micronutrients days before the needle, pushing numbers back into range long enough to hear the welcome phrase “you’re good to go,” while the underlying red flags stay on the clock.
Family statement on final hospitalization and life-support removal
Keep the room calm and limit visitors to two at a time; the doctors said quiet surroundings reduce pressure on failing organs and give loved ones clearer moments to speak.
We gathered after midnight, circled his bed while monitors blinked numbers that no longer matched the man who once slammed heavy bags across gyms on three continents.
Shift reports told us liver and kidney scores had slipped past the threshold where dialysis could catch up. The family read them aloud, then signed papers allowing removal of the ventilator once heartbeat dipped below forty for ninety seconds.
Mother asked for gospel verses; sister requested silence instead. We split the difference: headphones fed him hymns while we kept our own voices low. Every breath sounded like gravel scraping tin.
| Time | Reading | Action |
|---|---|---|
| 01:14 | BP 64/38 | Nurse turned off alarms |
| 01:27 | HR 38 | Extubation started |
| 01:31 | SpO₂ unrecordable | Hand-holding only |
Outside, November air carried fry-bread smoke from the festival three blocks down; inside, the only scent was iodine. Cousins compared it to fight-night locker rooms, then stopped mid-sentence.
We printed a single photo from his 2017 title run, taped it to the rail so the last thing he saw, if eyes register anything, would be himself holding gold under arena lights rather than fluorescent hospital glare.
The statement we later gave press filled half a page: gratitude to staff, request for privacy, and a line about organ donation that felt like swapping bricks for feathers. https://likesport.biz/articles/sikandar-raza-zimbabwe-super-8s-is-just-a-milestone.html
Where to access Johnson’s medical-release forms for public review
Send a written request to the Nevada State Athletic Commission at 555 E Washington Ave, Suite 2700, Las Vegas, NV 89101; ask for “fighter medical packet” and cite the bout date 9-10-2022; they will mail redacted pages within 30 business days.
If the commission denies access, file a Nevada Public Records Act appeal online at nvcourts.gov; attach the denial letter and pay the $15 filing fee–most appeals are resolved in 6–8 weeks and can release additional lab slips, imaging reports, and the ringside physician’s notes.
For faster scraps, third-party aggregators like VeriFight and FightDocs host crowd-sourced copies; create a free profile, search the card date, then download PDFs marked “public submission.” Always cross-check license numbers against the official roster to avoid doctored files.
FAQ:
Is the Anthony Johnson who passed away the same fighter who KO’d Glover Teixeira in under 30 seconds?
Yes. The man who died on 13 Nov 2022 is the same Anthony “Rumble” Johnson who recorded that 13-second finish of Teixeira at UFC 202. From 2007-2022 he fought at 170, 185 and 205 lb, earning the UFC record for most knock-outs at light-heavyweight (11). Tributes after his death all came from the MMA circle—Dana White, Daniel Cormier, Jon Jones—because it was the fighter, not another namesake, who lost his life.
What exactly killed him? I keep seeing “non-Hodgkin lymphoma” and “organ failure” in headlines.
Johnson was diagnosed with non-Hodgkin lymphoma in early 2021. The cancer forced him out of the Bellator grand-prix and, over 18 months, damaged liver and kidneys. In Oct 2022 he checked into hospital with severe abdominal swelling; the organs shut down the next month. Death certificate lists: 1) sepsis, 2) acute liver failure, 3) non-Hodgkin lymphoma as underlying cause.
Was there a GoFundMe or anything fans can still donate to?
The family closed the original GoFundMe after funeral costs were met. If you want to help, they asked that money go to the MMA charity “TapCancerOut” which funds lymphoma research—something Johnson backed while he was sick. No new official fund exists; any fresh campaign you see now is unauthorized.