Kidney Biopsy Codes – Code Finder
Glomeruli
Glomerulonephritis
101immune-complex GN, NOS
114autoimmune immune-complex GN, NOS
365fibrillary GN, DNAJB9-positive
269fibrillary GN, congophilic
366immunotactoid GN
121IC-GN in mixed connective tissue disease
526GN in hypocomplementemic urticarial vasc.
123IC-GN drug-induced
271cryoglobulinemic GN
124cryoglobulinemic GN, type II cryos
122cryoglobulinemic GN, type III cryos
445cryoglobulinemic GN, type II/III cryos
more
other
102IgA-nephropathy / IgA-vasculitis
103IgA-nephropathy
106IgA-vasculitis
104primary IgA-NP
105secondary IgA-NP
more
141membranous GN PLA2R-positive
560membranous GN PLA2R-negative
139membranous GN, NOS
140membranous GN, primary
142membranous GN, THSD7A
143membranous GN, neutral endopeptidase
145membranous GN, secondary
152membranous GN, drug-induced
268membranous GN, HSCT-associated
262membranous GN, malignancy-associated
more
101infection-related GN
108GN assoc. with viral infection
148GN assoc. with hepatitis B
149GN assoc. with hepatitis C
144HIV-assoc. renal disease, non-cFSGS
110GN assoc. with bacterial infection
111GN assoc. with staphylococcal infection
112GN assoc. with streptococcal infection
361GN assoc. with endocarditis
150GN assoc. with syphilis
109GN assoc. with Lyme disease
113GN assoc. with parasites
151GN assoc. with malaria
more
118lupus nephritis class III
119lupus nephritis class IV
115lupus nephritis, NOS
116lupus nephritis class I
117lupus nephritis class II
120lupus nephritis class V
380lupus nephritis class VI
more
126pauci-immune GN, NOS
127pauci-immune GN, ANCA-associated
444pauci-immune GN, not ANCA-associated
128PR3-ANCA-positive
129MPO-ANCA-positive
441microscopic polyangiitis
442granulomatosis with polyangiitis
443eosinoph. granulomatosis with polyangiitis
more
153podocytopathy, NOS
155minimal change disease
156primary FSGS, idiopathic
165hyperfiltration/maladaptation damage
166obesity-related glomerulopathy
154podocytopathy, primary
157podocytopathy, secondary
160HIV-associated collapsing glomerulopathy
161podocytopathy in Parvovirus-B19 infection
163heroin nephropathy
447bisphosphonates-associated collapsing GP
167podocytopathy in low birth weight
168podocytopathy in anabolic steroid use
448podocytopathy in single kidney
450podocytopathy assoc. with monoclonality
more
130anti-GBM GN
131anti-GBM GN, IgG
132anti-GBM GN, IgA
more
136C3 glomerulopathy
137C3 glomerulonephritis
138dense deposit disease
more
101paraprotein-associated GP
464light chain depostion disease (LCDD)
449proliferative GN with monoclonal Ig
134cryoglobulinemic GN, type I cryos
363M. Waldenström with monocl. IgM thrombi
464monoclonal Ig depostion disease (MIDD)
135fibrillary GN with monotypic light chains
453immunotactoid GN w. monotyp. light chains
450podocytopathy assoc. with monoclonality
449glomerular disease with monoclonal Ig
451crystalblobulin-induced nephropathy
452cryocrystalglobulin-induced nephropathy
more
Genetic Disease of the Glomerulus
173genetic disease of the glomerulus
368genetic disease of the GBM
169podocytopathy, genetic
177fibronectin glomerulopathy
178collagenofibrotic glomerulopathy
180nail-patella syndrome
176genetic storage and lipid disease
181Fabry disease
179LCAT disease
369APOE lipoprotein glomerulopathy
370type III hyperlipoproteinemia
371Gaucher glomerulopathy
372I-cell disease
373Alagille syndrome
more
others
525collagen IV nephropathy
174Alport syndrome
175thin basement membrane disease
more
Glomerulopathy
440glomerulopathy
529idiopathic nodular glomerulosclerosis
526GP assoc. w. myeloproliferative disease
367glomerulopathy with organized deposits
more
Tubules & Interstitium
335tubulointerstitial disease, NOS
202sarcoidosis
057nephrocalcinosis
319signs of hydronephrosis / obstruction
337phosphate nephropathy
209oxalate nephropathy
211oxalate nephropathy, secondary
455ethylene glycol toxicity
214urate nephropathy
213bile pigment nephropathy
336Behcet disease
others
Acute Tubular Injury
216acute tubular injury (ATI / ATN)
217ATI, ischemic, hypovolemic
218ATI, toxic
220ATI, septic
330warfarin nephropathy
327radiation nephropathy
213bile pigment nephropathy
212ATI, pigmented casts
328ATI, myoglobulinuric
329ATI, hemoglobulinuric
more
more
Tubulointerstitial Nephritis
185tubulointerstitial nephritis (TIN)
203TIN, toxic
318lithium nephropathy
333aristolochic acid nephropathy
204Balkan nephropathy
205chinese herbs nephritis
334heavy metal nephropathy
more
197TIN, autoimmune
198TIN assoc. with Sjögren syndrome
200tubuloint. nephritis with uveitis (TINU)
199IgG4 related kidney disease
201anti-TBM disease
202sarcoidosis
others
192TIN, drug-induced
193TIN, antibiotics
194TIN, proton pump inhibitors (PPI)
195TIN, NSAID / NSAR
331TIN, 5-aminosalicylates (5-ASA)
312TIN, chemotherapy
196TIN, immune checkpoint inhibitors
332TIN, anti-retrovirals
more
Infectious Tubulointerstitial Disease
186TIN, infection-related
055pyelonephritis
206hantavirus nephropathy
457interstitial nephritis, viral
188polyomavirus nephropathy
189interstitial nephritis, HIV-associated
190interstitial nephritis, CMV
191interstitial nephritis, adenovirus
more
208interstitial nephritis, bacterial
517pyelonephritis, xanthogranulomatous
518malakoplakia
207leptospirosis nephropathy
191interstitial nephritis, adenovirus
more
187interstitial nephritis, parasitic
more
Genetic Tubulointerstitial Disease
182genetic tubulointersitital disease
183ADTKD, auto.-dom. tubuloint. kidney dis.
317karyomegalic interstitial nephritis
326cystinosis
210oxalate nephropathy, genetic
338ciliopathy
324ADPKD, auto.-dom. polycystic kidney dis.
325ARPKD, auto.-rec. polycystic kidney dis.
184nephronophtisis
more
Paraprotein-assoc. Tubuloint. Disease
454monoclonal Ig-assoc. tub.-int. disease
215myeloma kidney (cast nephropathy)
263light chain proximal tubulopathy (LCPT)
456LCPT with cytoplasmic inclusions
264LCPT, crystalline cytoplasmic inclusions
265LCPT, fibrillary cytoplasmic inclusions
266LCPT, lysosomal constipation
267LCPT, interstitial inflammatory reaction
439crystal-storing histiocytosis
more
more
Blood Vessels
Nephroangiosclerosis
248nephroangiosclerosis, arteriolosclerosis
245malignant hypertensive nephropathy
Thrombotic Microangiopathy
230thrombotic microangiopathy (TMA)
540TMA, complement-mediated
243TMA, complement-mediated, hereditary
244TMA, complement-mediated, acquired
more
232TMA, Shiga-toxin-mediated
240TMA, drug-mediated
321TMA, drug-mediated, toxic
322TMA, drug-mediated, immune reaction
more
242TMA, related to pregnancy
470TMA, related to eclampsia
471TMA, realted to preeclampsia
472TMA, realted to HELLP syndrome
more
246TMA, scleroderma renal crisis
245malignant hypertensive nephropathy
273TMA, primary
340TMA, ADAMTS13-mediated
231TMA, ADAMTS13-mediated, hereditary
323TMA, ADAMTS13-mediated, acquired
more
253TMA, coagulation-mediated (DIC)
272TMA, secondary
237TMA, infection-related
234TMA, pneumococcal infection related
more
233TMA, cobalamin deficiency
236TMA in bone marrow transplantation
239TMA, related to solid organ transplantation
238TMA, related to systemic cancer
241TMA, radiation nephropathy
235TMA, related to autoimmune disease
473antiphospholipid antibody syndrome
more
Vasculitis
249vasculitis, NOS
250polyarteritis nodosa (PAN)
341Kawasaki disease
342giant cell arteritis
343Takayasu arteritis
344anti-C1q vasculitis
466lupus vasculitis
others
251ANCA-associated isolated vasculitis
345GPA isolated vasculitis
346MPA isolated vasculitis
347EGPA isolated vasculitis
467ANCA-associated vasculitis, PR3+
468ANCA-associated vasculitis, MPO+
336Behcet disease
more
Other Vascular Disease
469vascular disease, NOS
247atheroembolic renal disease
252calcineurin-inhibitor nephropathy
All Compartments
221amyloidosis, NOS
222amyloidosis, AA
223amyloidosis, AL
125amyloidosis, ATTR
227amyloidosis, ATTR, sporadic
227amyloidosis, ATTR, genetic
more
224amyloidosis, AH
225amyloidosis, AHL
229amyloidosis, AFib
375amyloidosis, ALect2
374amyloidosis, AGel
378amyloidosis, AApoAI
376amyloidosis, AApoAII
377amyloidosis, AApoAIV
379amyloidosis, AApoCII
more
171diabetic nephropathy
531end-stage renal disease
446hypertensive renovascular disease
534kidney disease, treatment-related
536kidney disease, drug-related
535kidney disease in/after radiation therapy
537kidney disease assoc. with chemotherapy
538kidney disease related to illicit drugs
more
254neoplasia
255adenoma/carcinoma
458adenoma
459carcinoma
256haematological neoplasia
460post-transplant lymphoproliferative disease
514GP assoc. w. myeloproliferative disease
461lymphoma
462intravascular large B-cell lymphoma
463leukemia
257sarcoma
more
258no diagnosis
339no diagnostic code in diagnosis list
260no diagnosis, uncertain findings
259no diagnosis, not representative
320normal or near normal
Key Words
536drug-related kidney disease
123IC-GN drug-induced
152membranous GN, drug-induced
447bisphosphonates-associated collapsing GP
168podocytopathy in anabolic steroid use
218ATI, toxic
330warfarin nephropathy
192TIN, drug-induced
193TIN, antibiotics
194TIN, proton pump inhibitors (PPI)
195TIN, NSAID / NSAR
331TIN, 5-aminosalicylates (5-ASA)
312TIN, chemotherapy
196TIN, immune checkpoint inhibitors
332TIN, anti-retrovirals
more
318lithium nephropathy
240TMA, drug-mediated
321TMA, drug-mediated, toxic
322TMA, drug-mediated, immune reaction
more
more
...genetic kidney disease
173genetic disease of the glomerulus
368genetic disease of the GBM
169podocytopathy, genetic
177fibronectin glomerulopathy
178collagenofibrotic glomerulopathy
180nail-patella syndrome
176genetic storage and lipid disease
181Fabry disease
179LCAT disease
369APOE lipoprotein glomerulopathy
370type III hyperlipoproteinemia
371Gaucher glomerulopathy
372I-cell disease
373Alagille syndrome
525collagen IV nephropathy
174Alport syndrome
175thin basement membrane disease
182genetic tubulointersitital disease
183ADTKD, auto.-dom. tubuloint. kidney dis.
317karyomegalic interstitial nephritis
326cystinosis
210oxalate nephropathy, genetic
338ciliopathy
324ADPKD, auto.-dom. polycystic kidney dis.
325ARPKD, auto.-rec. polycystic kidney dis.
184nephronophtisis
more
...infectious kidney disease
516cytomegalovirus infection (CMV)
more
464paraprotein-associated kidney disease
223amyloidosis, AL
224amyloidosis, AH
225amyloidosis, AHL
101paraprotein-associated GP
464monoclonal Ig depostion disease (MIDD)
449proliferative GN with monoclonal Ig
134cryoglobulinemic GN, type I cryos
363M. Waldenström with monocl. IgM thrombi
135fibrillary GN with monotypic light chains
453immunotactoid GN w. monotyp. light chains
450podocytopathy assoc. with monoclonality
449glomerular disease with monoclonal Ig
451crystalblobulin-induced nephropathy
452cryocrystalglobulin-induced nephropathy
454monoclonal Ig-assoc. tub.-int. disease
215myeloma kidney (cast nephropathy)
263light chain proximal tubulopathy (LCPT)
456LCPT with cytoplasmic inclusions
264LCPT, crystalline cytoplasmic inclusions
265LCPT, fibrillary cytoplasmic inclusions
266LCPT, lysosomal constipation
267LCPT, interstitial inflammatory reaction
439crystal-storing histiocytosis