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Table 1 Existing methods of identifying diabetic foot ulcers in administrative data

From: Diagnostic accuracy of existing methods for identifying diabetic foot ulcers from inpatient and outpatient datasets

 

ICD-9-CM or CPT-4 codes

Holzer

Mayfield

Harrington

A. Lower-extremity ulcer diagnosis

    

Ulcer of lower limbs

707.1×

x1

x

X

Chronic ulcer of other specified sites

707.8

x

 

X

Chronic ulcer of unspecified sites

707.9

x

x

X

Carbuncle and furnancle of foot

680.7

  

Xx

Cellulitis and abscess of toe or foot

681.1, 682.7

x

x

Xx

Cellulitis and abscess of unspecified digit

681.9

x

 

Xx

Other cellulitis and abscess, leg except foot

682.6

 

x

 

Osteomyelitis2

730.06-730.09, 730.16-730.19, 730.26-730.29

x

x

Xx

Gangrene3

785.4

x

x

Xx

Surgical complications from a stump infection

768

 

x

 

Surgical complications from amputation

997.6

 

x

 

Complications from a prior vascular graft

440.3, 996.62, 996.7, 996.74, E878.2

 

x

 

B. Lower-extremity ulcer-related procedures

   

Simple repair of superficial wound

12001-12002, 12004-12007

x

 

xxx

Debridement4

11040-11044, 77.68, 86.22, 86.28

x

 

xxx

Surgical debridement and drainage of abscess and cavities

20005, 28001-28005

x

  

Lower-extremity radiographic techniques

73620-73630, 73650-76660

  

xxx

Angioscopy, arteriography, angiography

75710, 75716

  

xxx

Lower-extremity CAT or MRI scanning

73700-73702, 73720-73721

  

xxx

Incision or excision of foot

28001-28008, 28111-28160

  

xxx

Unna boot application

29540, 29550, 29580

  

xxx

Culture and sensitivity testing

87040, 87071-87072, 87075-87076, 87082-87085

x

  

Aspiration, incision and drainage of infection or abscess

10060-10061, 10160, 20000, 86.01, 86.04

x

  

Foot-sparing surgery

28020-28024, 28060, 28070, 28072, 28086, 28088, 28110-28126, 28140, 28150, 28153, 28160, 77.38, 77.88, 80.18

x

  

Late amputation stump complication5

997.60-997.62, 997.69

  

xxx

Amputation, foot6

28800-28825, 84.10-84.12

x

 

xxx

Amputation, ankle/leg

27880-27889, 84.13-84.15

x

 

xxx

Amputation, knee and above

27590-27598, 84.16-84.17

x

 

xxx

  1. 1 'x' indicates the code(s) were used; 'xx' indicates the codes were used only when corroborated by procedures (identified by 'xxx') on or after the date of diagnosis.
  2. 2 Mayfield used 729.4, 730.x, and 731.x for osteomyelitis.
  3. 3 Mayfield used 785.4, 040.0, and 440.24 for gangrene.
  4. 4 Harrington did not use ICD-9 procedure codes.
  5. 5 These are ICD-9 diagnostic codes indicating previous surgical procedures.
  6. 6 Holzer did not use 84.10.
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Journal of Foot and Ankle Research

ISSN: 1757-1146