Intrinsic asthma is any type of asthma that isn't caused by an allergy. During an asthma attack, inflammation causes your airways to swell and clog with mucous. Muscles around your airways also contract, called bronchospasm. This makes it difficult for your lungs to move air into and out of your body.
493.02 - Extrinsic asthma with (acute) exacerbation. ICD-10-CM.
Extrinsic asthma is simply asthma caused by an allergic reaction, especially a chronic one. If your asthma is allergic, you will have higher levels of IgE (Immunoglobulin E) present in your blood test.
ICD-10 Code: J45* – Asthma.
ICD-10 code J45. 909 for Unspecified asthma, uncomplicated is a medical classification as listed by WHO under the range - Diseases of the respiratory system .
9: Fever, unspecified.
Types of asthmaDifficult to control asthma.Severe asthma.Occupational asthma.
Ideally, asthma severity is determined before initiating therapy. The EPR-3 guideline classification divides asthma severity into four groups: intermittent, persistent-mild, persistent-moderate, and persistent-severe.
On the basis of these tests, 24 children had intrinsic asthma and 46 children had extrinsic asthma. Results: At the follow-up examination, 60 of the 70 adults (86%, 20 with intrinsic asthma) had current symptoms; 54 of the 60(90%; 18 with intrinsic asthma) were receiving maintenance therapy.
Unspecified asthma with status asthmaticus J45. 902 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.