R03.1 is the ICD-10 code for Nonspecific low blood-pressure reading. It is a four-character subcategory of R03 (Abnormal blood-pressure reading, without diagnosis), the most specific level in the WHO edition. It belongs to the block R00–R09 (Symptoms and signs involving the circulatory and respiratory systems) in Chapter XVIII, Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified.
- Code type
- Subcategory (4 characters)
- Chapter
- XVIII · R00–R99
- Classification
- WHO ICD-10, 2019 version
What R03.1 excludes
Conditions that look similar but belong under another code.
R03.1 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
R03.1Uspesifikt lavt blodtrykk
DR031Lavt blodtryk UNS
R03.1Matala verenpaine ei-spesifisenä tutkimuslöydöksenä
R03.1Unspezifischer niedriger Blutdruckwert
R03.1Constatation d'une baisse non spécifique de la tension artérielle
R03.1niet-specifieke meting van verlaagde bloeddruk
R03.1Nonspecific low blood-pressure reading
Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.
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