a) Assign CPT® code 65103-LT for incision of the left eye's lacrimal gland.

b) Assign ICD-10-CM code S05.22XA for a contusion of the left eyelid and periocular area.

c) Assign ICD-10-CM code V49.59XA for a car occupant injured in a collision with a pedestrian.

d) Assign ICD-10-CM code Y92.488 for a swimming pool as the place of occurrence of the external cause.

CPT and ICD-10-CM codes are correctly assigned. CPT code 65103-LT relates to an incision of the left eye's lacrimal gland. ICD-10-CM codes S05.22XA, V49.59XA, and Y92.488 denote contusion of the left eyelid and periocular area, a car occupant injured in a collision with a pedestrian, and occurrence of the external cause in a swimming pool, respectively. Option a is correct.

Explanation:

The query corresponds to the classification and assignment of different CPT (Current Procedural Terminology) and ICD-10-CM (International Classification of Diseases, tenth revision, Clinical Modification) codes. a) You're right, the CPT code 65103-LT refers to the incision of the lacrimal gland of the left eye.

This gland is responsible for tear production and is located in the upper outer region of the orbit. b) ICD-10-CM code S05.22XA is indeed used to indicate a contusion of the left eyelid and periocular area. The periocular area is the region surrounding the eye, which includes the eyelids. c) Code V49.59XA signifies a car occupant injury due to a collision with a pedestrian. d) Lastly, ICD-10-CM code Y92.488 suggests that the incident that led to the injury occurred in a swimming pool.

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