Reaction profile

The FDA adverse-event record for enlarged lymph node (localised)

594 FDA reports name enlarged lymph node (localised), a high-volume reaction in the CVM extract (VeDDRA 2405). Plate stamps and neighbourhood peers follow.

#577 of 2,481
by report volume (all reactions)
594
reports citing this reaction
19.9%
death-coded share
Dog
most-affected species

Release-over-release change

What changed in the latest FDA data snapshot

PlainBreed reconstructed the prior snapshot from dated openFDA partitions through 2025 Q4, then compared it with the 2026-07-27 openFDA export. Enlarged lymph node (localised) has 594 reports now versus 569 in that prior snapshot: 25 more (4.4%).

Report change
+25
Death-coded reports
+4
Death-coded share
−0.2 pts

This compares reported-event counts in two source snapshots. It does not establish a change in real-world risk, product safety, or disease incidence.

Subscribe to Enlarged lymph node (localised) changes

FDA AER · VeDDRA plate

Code 2405 VOL-MID

VOL-MID · DEATH-ELEV · UPPER-Q · PHOTO-FINISH · SPECIES-DOG · DRUG-LEAD · DESK-WIDE · BOOK-FULL

  • VOL-MID 594 reports
  • DEATH-ELEV 19.9%
  • UPPER-Q #577/2481
  • PHOTO-FINISH INEFFECTIVE, ANTIBIOT…
  • SPECIES-DOG Dog · 491
  • DRUG-LEAD Oclacitinib Malea… · 107
  • DESK-WIDE 20 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: INEFFECTIVE, ANTIBIOTIC (±0 reports)

Upper-third report volume drives the scale stamps on this plate; death-coded share and co-report peers follow. Not a clinical diagnosis.

High-volume neighbourhood around Enlarged lymph node

Upper-third volume poles plus nearest peers, not a full reaction corpus board reprint.

Vomiting · highest174348Neurological disorder… · near597Enlarged lymph node (… · thi…594INEFFECTIVE, ANTIBIOT… · near594Tooth disorder · near592Biting - pruritus (se… · near591Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around Enlarged lymph node (localised)

What the FDA AER plate says about Enlarged lymph node (localised)

Signature read: 118 death-coded reports is a heavy tail count for Enlarged lymph node (localised) in the CVM extract. Report volume is upper-third scale: 594 named reports in the openFDA extract. 118 of 594 reports were death-coded (19.9% of named reports, not a population mortality rate). Nearest volume peer: INEFFECTIVE, ANTIBIOTIC (±0 reports). Lead species Dog (491). Lead co-reported drug Oclacitinib Maleate (107).

Read these counts as reporting volume, not risk: per our methodology, Lead co-reported drug Oclacitinib Maleate appears in filings alongside this reaction; that is association, not causation. Browse the full reactions index or the about page for how PlainBreed frames FDA CVM extracts.

Species Most Affected

Dog 491
Cat 94
Horse 4
Cattle 2
Human 1
Other 1
Lynx 1

Breeds Most Affected

Retriever - Labrador 62
Domestic Shorthair 57
Crossbred Canine/dog 41
Retriever - Golden 32
Terrier - Bull - American Pit 25
Shepherd Dog - German 22
Boxer (German Boxer) 20
Shih Tzu 17
Beagle 14
Shepherd Dog - Australian 10

Associated Drugs

Oclacitinib Maleate 107
Maropitant Citrate 65
Bedinvetmab 58
Gabapentin 53
Carprofen 51
Prednisone 47
Tigilanol Tiglate 34
Anti-Il31 Mab Mcs Lot #1283563 30
Famotidine 29
Moxidectin 28
Trilostane 27
Cefovecin 26
Afoxolaner 25
Fluralaner Chew Tablets 24
Doxycycline 23
Frunevetmab 23
Diphenhydramine 20
Pyrantel Pamoate;Sarolaner 19
Enrofloxacin 17
Buprenorphine 16

Nationwide reactions with similar profiles

Two openFDA-derived peer sets for Enlarged lymph node (localised), both floored at ≥50 reports so the neighborhoods stay in the advertised mass (the volume chart above is the unfloored photo-finish strip).

Similar death-coded share

Nearest other reactions by death-coded share (19.9% here), distinct from the volume row.

What to do with this reaction

A report does not prove a drug caused the reaction; consult a veterinarian before acting on this data.

Source: FDA Center for Veterinary Medicine openFDA Animal & Veterinary Adverse Events (CVM AER) · 2025

openFDA Animal & Veterinary Adverse Events (FDA CVM) for Enlarged lymph node (localised) (#577 of 2,481 by report volume); death-coded 19.9%. PlainBreed reaction plate · death-coded report count stamp 118 · vintage 2025.

Informational only. FDA adverse-event reports are voluntary and do not prove causation; consult a veterinarian before acting on them. Verify with FDA CVM →