Onconephrology · 817 verified citations

How cancer drugs
break the kidney

An interactive, citation-grounded atlas of anti-cancer drug nephrotoxicity — connecting 240+ agents by the toxic ties they share, from cisplatin to the 2026 frontier and MGRS.

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Drugs catalogued
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Verified citations
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Toxic signatures
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Frontier signals
The signature feature

A web of toxic ties

Every agent is wired to each kidney injury it can cause. Drugs that share a toxic signature cluster around the same hub — revealing, at a glance, which chemically unrelated drugs fail the kidney in the same way.

Open full network
240 agents · 505 toxic ties · tap a node

The toxic-ties network

Each agent is wired to every kidney injury it can cause. Drugs sharing a signature cluster around the same hub. Tap a node to inspect it.

Filter by signature

Why it matters

The kidney is collateral damage in cancer care

Onconephrology sits at the intersection of two epidemics. The numbers are stark — and every one is cited.

27%

of cancer patients develop AKI within 5 years

5-year cumulative incidence of acute kidney injury after a cancer diagnosis (1-year: 17.5%).

Christiansen et al., Eur J Intern Med 2011 · PMID 21767759
53%

carry hidden kidney impairment at diagnosis

Reduced eGFR in solid-tumor patients despite a normal serum creatinine in 93% of them (IRMA study).

Launay-Vacher et al., Cancer 2007 · PMID 17634949
4.7×

higher odds of death with in-hospital AKI

Cancer inpatients who develop AKI face nearly fivefold mortality, +100% length of stay.

Salahudeen et al., CJASN 2013 · PMID 23243268
~1 in 3

cisplatin courses cause acute kidney injury

The archetypal nephrotoxin injures the proximal tubule in roughly 20–35% of treated patients.

Tang et al., Nat Rev Nephrol 2022 · PMID 36229672

Onconephrology. Onconephrology is the nephrology subspecialty at the bidirectional intersection of cancer and the kidney — the nephrotoxicity of anticancer therapy, AKI and CKD in cancer patients, electrolyte disorders, tumor lysis syndrome, paraneoplastic glomerular disease and drug dosing in renal impairment. The field coalesced around 2010–2014, with the ASN onconephrology forum established in 2011.

The vocabulary

The many ways a drug strikes — or fakes — the kidney

Filter the entire atlas by these signatures — the patterns of injury that recur across unrelated drug classes, plus pseudo-AKI, the creatinine-secretion artifact that mimics injury without harming the kidney.

ATN
Acute Tubular Necrosis
Direct death of tubular epithelial cells — the dose-limiting lesion of the platinums and zoledronate.
AIN
Acute Interstitial Nephritis
Immune-mediated inflammation of the renal interstitium — the signature kidney injury of checkpoint inhibitors.
TMA
Thrombotic Microangiopathy
Endothelial injury with microvascular thrombi, hemolysis and thrombocytopenia — gemcitabine, mitomycin C, anti-VEGF.
GLO
Glomerular Injury / Proteinuria
Damage to the filtration barrier — podocyte injury, FSGS and protein leak from VEGF and mTOR blockade.
LYT
Electrolyte Wasting
Renal loss of magnesium, potassium or calcium — cisplatin and the anti-EGFR antibodies.
FAN
Fanconi Syndrome
Global failure of proximal tubule reabsorption — glucosuria, phosphaturia and acidosis, classically from ifosfamide.
XTA
Crystal / Obstructive Nephropathy
Intratubular precipitation of drug or metabolite — high-dose methotrexate and tumor lysis crystals.
HTN
Hypertension
On-target loss of endothelial nitric oxide from VEGF-pathway blockade — so consistent it marks drug activity.
PRE
Prerenal / Hemodynamic AKI
Renal hypoperfusion from capillary leak and cytokine storm — IL-2 and CAR-T cytokine release syndrome.
SIA
SIADH / Hyponatremia
Inappropriate water retention at the collecting duct — high-dose cyclophosphamide.
CYS
Hemorrhagic Cystitis
Acrolein injury to the bladder urothelium — an outflow toxicity of the oxazaphosphorines, prevented by mesna.
PSE
Pseudo-AKI
The great mimic — a rise in creatinine from blocked tubular secretion (OCT2/MATE), NOT true injury. The GFR is intact; confirm with cystatin C before stopping effective therapy.
RCY
Renal Cysts
Drug-induced complex renal cysts — the distinctive ALK-inhibitor lesion, classically crizotinib. Usually asymptomatic, dose/duration-related, and they tend to regress when the drug is stopped.
CIN
Chronic Interstitial Nephropathy
Slow, cumulative tubulointerstitial scarring — fibrosis, tubular atrophy and glomerulosclerosis with no discrete acute phase. The nitrosourea (carmustine/lomustine) lesion and delayed radioligand (radiation) nephropathy; often irreversible and detected only as a creeping creatinine months to years later.
Deep profiles

Start with the classics

All 240 agents carry full, citation-grounded profiles — mechanism, incidence, prevention, management, dose adjustment and clinical pearls.

All 240+

Cisplatin

Platinol · Platinum agent

Profile

Proximal tubular ATN + magnesium wasting; the archetype.

ATNLYTEPRE
SevereOpen →

Gemcitabine

Gemzar · Nucleoside analog

Profile

Dose-cumulative thrombotic microangiopathy.

TMAHTNGLOM
SevereOpen →

Checkpoint inhibitors (pembrolizumab · nivolumab · ipilimumab)

Immune checkpoint inhibitor

Profile

Acute interstitial nephritis with long latency.

AIN
ModerateOpen →

Bevacizumab

Avastin · Anti-VEGF antibody

Profile

Proteinuria, hypertension, glomerular TMA.

GLOMHTNTMA
ModerateOpen →

Ifosfamide

Ifex · Oxazaphosphorine alkylator

Profile

Chloroacetaldehyde → Fanconi syndrome.

FANCATNLYTE
SevereOpen →

Cetuximab & Panitumumab

Erbitux · Vectibix · Anti-EGFR antibody

Profile

TRPM6 magnesium wasting.

LYTE
MildOpen →
The frontier

Where the clinic is ahead of the literature

Real-world signals from a working international onconephrology group — adagrasib glomerular injury, enfortumab-vedotin AKI, amivantamab interstitial nephritis — plus graded theoretical toxicities for the newest and trial-stage agents.

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Emerging signals
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Theoretical, graded
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2024–2026 agents
AdagrasibGLOM

Beyond the known 'creatinine bump' from blocked tubular secretion, clinicians report genuine AKI with glomerular-range albuminuria — reversible on withdrawal, recurrent on rechallenge — with near-normal light microscopy.

Enfortumab vedotinATN

The same Nectin-4 ADC has produced the full spectrum of AKI across centers — prerenal (diarrhea-driven), acute interstitial nephritis, and acute tubular necrosis.

AmivantamabAIN

A newly recognized acute interstitial nephritis pattern in lung-cancer patients, reported by multiple centers concurrently.

Part II

When the antibody itself is the toxin: MGRS

Monoclonal Gammopathy of Renal Significance — a small clone, a nephrotoxic immunoglobulin, and a kidney in the crossfire. Nine lesions, the full workup, and clone-directed therapy, current to the 2025 consensus.

Amyloid
organized
Cryo-GN
organized
ITG
organized
FGN
organized
MIDD
non
PGNMID
non
C3G-MG
non
LCPT
tubular
CSH
tubular
Stay current

The frontier digest

New drugs are added continuously — auto-discovered from PubMed and reviewed before they appear. Get the emerging-toxicity digest when the atlas grows.

Built with deep research across PubMed, an international onconephrology clinician group, and current nephrology digests. Not medical advice.