0Y6P0Z1
Detachment 1st Toe, Right to High with No Device, Open Approach
Procedural Specifications
| Clinical Axis | Detail Definition |
|---|---|
| Section | 0 Medical and Surgical |
| Body System | Y Anatomical Regions, Lower Extremities |
| Operation | 6 Detachment |
| Body Part | P 1st Toe, Right |
| Approach | 0 Open |
| Device | Z No Device |
| Qualifier | 1 High |
Operation Definition
Cutting off all or a portion of the upper or lower extremities
Procedure Overview
This family covers amputation procedures of the lower extremity - removing all or part of a leg, thigh, knee, ankle, or foot when the limb can no longer be saved or is causing life-threatening harm. Common reasons include severe peripheral vascular disease that has cut off blood flow, uncontrolled diabetic infection, tissue death from trauma, malignant tumors, or crushing injuries where reconstruction isn't possible. The level chosen - above the knee, below the knee, through the ankle, or partial foot - depends on how much healthy, well-perfused tissue remains and how well the residual limb will support a prosthesis afterward.
Recovery involves wound healing, pain management, and eventually fitting for a prosthetic device and rehabilitation to relearn mobility. Surgeons try to preserve as much functional length as possible while ensuring the remaining tissue has adequate blood supply to heal.
Anatomy & Axis Detail
1st Toe, Right
The right 1st toe, the great toe, bears a disproportionate share of push-off force during gait, so its detachment, whether at the interphalangeal joint, metatarsophalangeal joint, or through the proximal phalanx, is most often performed for diabetic ulceration, osteomyelitis of the phalanx, ischemic gangrene, or a localized malignancy such as melanoma under the nail. Even though it is a small procedure, loss of the great toe measurably alters balance and propulsion, so surgeons try to preserve the metatarsal head and as much length as viability allows. Adequate blood flow to the remaining forefoot is a key preoperative consideration, since poor perfusion risks wound breakdown and progression to a more proximal amputation. The specific joint or bone level divided should be clearly documented.
Approach: Open
Open approach means the surgeon cuts through skin, mucous membrane, or other tissue layers to physically expose the target site to view before performing the procedure. It gives direct visualization and hands-on access, distinguishing it from Percutaneous approaches where instruments pass through a small puncture without exposing the site. Open is typical for procedures needing wide access, such as most laparotomies.
Qualifier: High
High qualifies a partial toe detachment as occurring at the proximal portion of the digit, closer to the foot, when the amputation does not remove the entire toe. It is distinguished from Mid and Low, which specify progressively more distal levels of the remaining partial toe. The choice among these reflects exactly how much of the toe was preserved after detachment.
Coding & Documentation
Coders assign Detachment codes based on the specific anatomical level documented in the operative note - the body part value distinguishes 1st ray, 2nd through 5th ray, foot, ankle, lower leg, knee, upper leg, and hip disarticulation, so the note must state the exact bone or joint level transected. The qualifier further specifies complete versus high or low variants at some levels. A frequent error is defaulting to a generic 'leg amputation' code when the documentation actually supports a more precise ray- or joint-level qualifier, or missing that a revision amputation (converting a failed below-knee stump to above-knee) is coded as a new Detachment procedure at the higher level rather than an Excision.