subconjunctival hemorrhage

DEFINITION of subconjunctival hemorrhage

A subconjunctival hemorrhage occurs when a small blood vessel ruptures beneath the conjunctiva — the thin, transparent membrane covering the sclera. Because the conjunctiva cannot absorb blood quickly, it becomes trapped and visibly pools, creating a sharply demarcated red or reddish-brown discoloration on the surface of the eye. It is typically painless, does not affect vision, and usually resolves spontaneously within 1-3 weeks. It may occur spontaneously, after trauma, Valsalva maneuvers (e.g., coughing, sneezing, straining), or as a complication of ocular or systemic conditions.

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ETYMOLOGY of subconjunctival hemorrhage

greek Sub- Latin, Under, beneath conjunctiv- Latin - conjunctivus; That which joins/connects (the membrane that “joins” the eyelid to the globe) -al Latin suffixRelating to hemo-** Greek haima Blood **-rrhage **Greek rhegnynai To burst forth

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CODING AND NUANCES

🏥 ICD-10-CM Codes

These codes are 5 characters — ICD-10-CM codes do not always require 7 characters; 7th characters are only applicable when the code structure demands it (e.g., fractures, injuries). H11.3x codes are complete at 5 characters.

Code	Description	HIPAA Valid
H11.30	Conjunctival hemorrhage, unspecified eye	✅
H11.31	Conjunctival hemorrhage, right eye	✅
H11.32	Conjunctival hemorrhage, left eye	✅
H11.33	Conjunctival hemorrhage, bilateral	✅

⚠️ H11.3 (without the 5th character) is the category header — not valid for HIPAA transactions. Always code to the highest level of specificity (laterality).

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🔗 Related ICD-10-CM Codes

Code	Description	When to Consider
H59.311	Postprocedural hemorrhage of right eye/adnexa following ophthalmic procedure	Post-op eye surgery complication
H59.312	Postprocedural hemorrhage of left eye/adnexa following ophthalmic procedure	Post-op eye surgery complication
H59.321	Postprocedural hemorrhage of right eye/adnexa following other procedure	Post-non-ophthalmic procedure
H59.322	Postprocedural hemorrhage of left eye/adnexa following other procedure	Post-non-ophthalmic procedure
H43.11	Vitreous hemorrhage, right eye	Deeper hemorrhage, more serious
H43.12	Vitreous hemorrhage, left eye	Deeper hemorrhage, more serious
H35.61	Retinal hemorrhage, right eye	Deeper hemorrhage, more serious
S05.10XA/D/S	Contusion of eyeball/orbital tissues	If traumatic in origin

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🔧 Related CPT Codes

Subconjunctival hemorrhage is almost exclusively managed conservatively (observation), so procedural coding is rare. Related CPTs would apply to underlying cause workup or associated procedures:

CPT	Description	Notes
92002	Ophthalmological services, new patient, intermediate	E&M for evaluation
92012	Ophthalmological services, established patient, intermediate	E&M for follow-up
92014	Ophthalmological services, established patient, comprehensive	Full eye exam
92250	Fundus photography	If retinal pathology suspected
92004	Ophthalmological services, new patient, comprehensive	New pt full exam
65205	Removal of foreign body, conjunctival, superficial	If traumatic etiology with FB

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DERIVATIONS of subconjunctival hemorrhage

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Query functionality

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💡 INPATIENT CODING TIPS

• Query for laterality — unspecified eye (H11.30) should be a last resort.
• If the hemorrhage is a complication of an inpatient procedure, use the H59.3xx series instead of H11.3x, and sequence appropriately per POA guidelines.
• A subconjunctival hemorrhage found incidentally during admission for another condition should be coded as an additional diagnosis only if it receives clinical evaluation or treatment per UHDDS guidelines.
• If associated with hypertension, bleeding disorder, or anticoagulation, code those conditions as well — they support medical necessity.

Med roots Appendix A Prefixes Appendix B Combining Forms Appendix C Suffixes Appendix D Suffix forms