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ICD Hub / Diseases of the visual system (H00–H59) / 9A01.2Z - Hordeolum, unspecified
ICD-11

ICD-11 Codes
for 9A01.2Z - Hordeolum, unspecified
Teodor Jurukovski January 1, 1970
Fact checked by: Teodor Jurukovski
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Understanding Hordeolum, Unspecified (ICD-11 Code 9A01.2Z)

Hordeolum, unspecified, identified by the ICD-11 code 9A01.2Z, refers to an acute, localised bacterial infection affecting the glands associated with the eyelid margins. This condition typically involves Staphylococcus aureus and can present as an infection of the eyelash follicle or the meibomian glands. When the specific type or laterality of the hordeolum is not documented, the unspecified code 9A01.2Z is utilised for accurate medical classification and reporting.

Common Names for Hordeolum, Unspecified

This condition is widely recognised by several terms in clinical practice. Patients often refer to it as a stye or sty. Medically, it is known as hordeolum. When the precise classification of external or internal is not specified, it may be documented as hordeolum, unspecified eye, or unspecified eyelid. Other descriptive terms include eyelid abscess or furuncle of the eyelid.

Recognising the Symptoms of Hordeolum, Unspecified

The primary presentation of hordeolum, unspecified is a painful, red lump or boil that develops on the edge of the eyelid. Patients may experience significant tenderness, swelling of the affected eyelid, and sometimes crusting along the eyelid margin. Other common symptoms include eye discharge, light sensitivity, a gritty or scratchy sensation as if something is in the eye, and increased tearing.

What Causes Hordeolum, Unspecified?

The development of hordeolum, unspecified is predominantly due to a bacterial infection, most commonly caused by Staphylococcus aureus. This infection typically targets the small oil-producing glands within the eyelid, such as the Zeis glands or meibomian glands. A blockage in these glands can trap bacteria, leading to inflammation and pus formation. Factors that may increase an individual's risk include a history of previous styes, blepharitis (inflammation of the eyelids), certain skin conditions like acne or rosacea, diabetes, and hormonal fluctuations.

Managing Hordeolum, Unspecified

In many instances, hordeolum, unspecified resolves spontaneously within one to two weeks. Effective management strategies focus on alleviating symptoms and promoting healing. Applying warm compresses to the affected eyelid for 10-15 minutes several times daily can help encourage drainage. Maintaining good eyelid hygiene by gently cleaning the area with a mild, diluted soap solution or specialised eyelid wipes is also recommended. It is crucial to avoid squeezing or attempting to pop the affected area, as this can worsen the infection and delay healing. Patients should refrain from wearing eye makeup or contact lenses until the condition has fully resolved. In persistent or severe cases, a healthcare professional may prescribe antibiotic eye drops, ointments, or oral antibiotics. For stubborn hordeola, a minor surgical incision may be necessary to drain the accumulated pus.

Accurate Coding for Hordeolum, Unspecified

For accurate medical billing and record-keeping, the ICD-11 code 9A01.2Z is used to classify Hordeolum, unspecified. This code is appropriate when the specific type of hordeolum (external or internal) or the affected side (left, right, or bilateral) is not clearly documented in the patient's record. While 9A01.2Z represents the unspecified form, related ICD-11 codes such as 9A01.20 for Hordeolum externum and 9A01.21 for Hordeolum internum can be used when more specific information is available. Proper documentation is essential for correct coding and reimbursement.

Seeking Professional Help for Hordeolum, Unspecified

While most cases of hordeolum, unspecified can be managed with home care, it is important to consult a healthcare provider if symptoms do not improve after a few days of consistent home treatment, such as warm compresses. Patients should seek medical attention if they experience worsening pain or swelling, if vision is affected, if pus or blood is observed leaking from the lump, if blisters develop on the eyelid, or if styes recur frequently. These signs may indicate a more complicated infection or a need for professional intervention.

Frequently asked questions

What is the ICD-11 classification for Hordeolum, unspecified?
Hordeolum, unspecified is classified under Chapter 09 Diseases of the visual system, within the block Disorders of eyelid or peri-ocular area, as an Infectious disorder of eyelid, with the code 9A01.2Z.
How is Hordeolum, unspecified (9A01.2Z) used in ICD-11 coding?
The code 9A01.2Z is applied when a diagnosis of hordeolum is made, but the medical documentation lacks the specificity to determine if it is an internal or external hordeolum, or to identify the precise anatomical location or infectious agent.
Can additional details be added to the ICD-11 code 9A01.2Z (Hordeolum, unspecified) through post-coordination?
Yes, post-coordination can be used with code 9A01.2Z to specify laterality (e.g., left, right), the anatomical location on the eyelid, or the identified infectious agent, if this information is available in the clinical documentation.
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