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Other general symptoms and signs R68. 89 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2022 edition of ICD-10-CM R68. 89 became effective on October 1, 2021.
R68. 83 - Chills (without fever) | ICD-10-CM.
Rigors are episodes in which your temperature rises - often quite quickly - whilst you have severe shivering accompanied by a feeling of coldness ('the chills'). The fever may be quite high and the shivering may be quite dramatic.
Severe chills with violent shivering are called rigors. Rigors occur because the patient's body is shivering in a physiological attempt to increase body temperature to the new set point.
As of October 2015, ICD-9 codes are no longer used for medical coding. Instead, use this equivalent ICD-10-CM code, which is an approximate match to ICD-9 code 374.33:
Billable codes are sufficient justification for admission to an acute care hospital when used a principal diagnosis.
374.33 is a legacy non-billable code used to specify a medical diagnosis of mechanical ptosis. This code was replaced on September 30, 2015 by its ICD-10 equivalent.
References found for the code 374.33 in the Index of Diseases and Injuries:
Your eyelids help protect your eyes. When you blink, your eyelids spread moisture over your eyes. Blinking also helps move dirt or other particles off the surface of the eye. You close your eyelids when you see something coming towards your eyes. This can help protect against injuries.
General Equivalence Map Definitions The ICD-9 and ICD-10 GEMs are used to facilitate linking between the diagnosis codes in ICD-9-CM and the new ICD-10-CM code set. The GEMs are the raw material from which providers, health information vendors and payers can derive specific applied mappings to meet their needs.