|  R85 |  | Abnormal findings in specimens from digestive organs and abdominal cavity   | 
	
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		| Includes | abnormal findings in peritoneal fluid abnormal findings in saliva
 
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		| Excludes1 | cloudy peritoneal dialysis effluent (R88.0) fecal abnormalities (R19.5)
 
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		|  R85.0 |  | Abnormal level of enzymes in specimens from digestive organs and abdominal cavity |  | 
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		|  R85.1 |  | Abnormal level of hormones in specimens from digestive organs and abdominal cavity |  | 
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		|  R85.2 |  | Abnormal level of other drugs, medicaments and biological substances in specimens from digestive organs and abdominal cavity |  | 
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		|  R85.3 |  | Abnormal level of substances chiefly nonmedicinal as to source in specimens from digestive organs and abdominal cavity |  | 
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		|  R85.4 |  | Abnormal immunological findings in specimens from digestive organs and abdominal cavity |  | 
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		|  R85.5 |  | Abnormal microbiological findings in specimens from digestive organs and abdominal cavity |  
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| Positive culture findings in specimens from digestive organs and abdominal cavity |  
		| Excludes1 | colonization status (Z22.-) 
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		|  R85.6 |  | Abnormal cytological findings in specimens from digestive organs and abdominal cavity |  |  |  | 
	
		|  R85.61 |  | Abnormal cytologic smear of anus |  
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		| Excludes1 | abnormal cytological findings in specimens from other digestive organs and abdominal cavity (R85.69) carcinoma in situ of anus (histologically confirmed) (D01.3)
 anal intraepithelial neoplasia I [AIN I] (K62.82)
 anal intraepithelial neoplasia II [AIN II] (K62.82)
 anal intraepithelial neoplasia III [AIN III] (D01.3)
 dysplasia (mild) (moderate) of anus (histologically confirmed) (K62.82)
 severe dysplasia of anus (histologically confirmed) (D01.3)
 
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		| Excludes2 | anal high risk human papillomavirus (HPV) DNA test positive (R85.81) anal low risk human papillomavirus (HPV) DNA test positive (R85.82)
 
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		|  R85.610 |  | Atypical squamous cells of undetermined significance on cytologic smear of anus (ASC-US) |  |  |  |  | 
	
		|  R85.611 |  | Atypical squamous cells cannot exclude high grade squamous intraepithelial lesion on cytologic smear of anus (ASC-H) |  |  |  |  | 
	
		|  R85.612 |  | Low grade squamous intraepithelial lesion on cytologic smear of anus (LGSIL) |  |  |  |  | 
	
		|  R85.613 |  | High grade squamous intraepithelial lesion on cytologic smear of anus (HGSIL) |  |  |  |  | 
	
		|  R85.614 |  | Cytologic evidence of malignancy on smear of anus |  |  |  |  | 
	
		|  R85.615 |  | Unsatisfactory cytologic smear of anus |  
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| Inadequate sample of cytologic smear of anus |  |  |  |  |  | 
	
		|  R85.616 |  | Satisfactory anal smear but lacking transformation zone |  |  |  |  | 
	
		|  R85.618 |  | Other abnormal cytological findings on specimens from anus |  |  |  |  | 
	
		|  R85.619 |  | Unspecified abnormal cytological findings in specimens from anus |  
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| Abnormal anal cytology NOS |  | Atypical glandular cells of anus NOS |  |  |  |  |  |  | 
	
		|  R85.69 |  | Abnormal cytological findings in specimens from other digestive organs and abdominal cavity |  |  | 
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		|  R85.7 |  | Abnormal histological findings in specimens from digestive organs and abdominal cavity |  | 
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		|  R85.8 |  | Other abnormal findings in specimens from digestive organs and abdominal cavity |  |  |  | 
	
		|  R85.81 |  | Anal high risk human papillomavirus (HPV) DNA test positive |  
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		| Excludes1 | anogenital warts due to human papillomavirus (HPV) (A63.0) condyloma acuminatum (A63.0)
 
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		|  R85.82 |  | Anal low risk human papillomavirus (HPV) DNA test positive |  
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		| UseAdditionalCode | code for associated human papillomavirus (B97.7) 
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		|  R85.89 |  | Other abnormal findings in specimens from digestive organs and abdominal cavity |  
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| Abnormal chromosomal findings in specimens from digestive organs and abdominal cavity |  |  |  | 
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		|  R85.9 |  | Unspecified abnormal finding in specimens from digestive organs and abdominal cavity |  |