Is BUN 153 high, normal or dangerous? What does Blood urea nitrogen level 153 mean?

📅 Medical Review Date: January 7, 2026

Your BUN level of 153 is a High BUN level.

High BUN levels may indicate underlying health problems. The normal range is typically between 6 mg/dL and 20 mg/dL. If your levels are outside this range, it's important to speak with a healthcare provider. Consulting a doctor is recommended to determine the cause and appropriate next steps.

Important - Scroll to the end of this article to see how our patients managed their high BUN levels

The normal BUN range for men is :6 - 20 mg/dL

**Ideal values of BUN depending on age (male) :**
Age	Ideal BUN value
<5 years	6.092
5-10 years	6.185
10-15 years	6.28
15-20 years	6.376
20-25 years	6.474
25-30 years	6.573
30-35 years	6.674
35-40 years	6.776
40-45 years	6.88
45-50 years	6.985
50-55 years	7.092
55-60 years	7.201
60-70 years	7.311
70-80 years	7.423
80-90 years	7.537
90-100 years	7.652
>100 years	7.769

*Ideal values are calculated based on our database of patient records

Misdiagnosis is more common than people think—and the consequences can be serious. Delayed treatment, unnecessary medication, or worse. If you want a second opinion on your blood work, one option is to upload it to a site like wholebodyprotocol.com, where world-class doctors review your results. They charge a small fee—around $90 (though you'll want to check the latest price as it fluctuates)—and email you a detailed report. With over 12 million people affected by misdiagnosis every year, that little bit of extra peace of mind can go a long way.

Important - Read more questions about high BUN levels after this video message

Important - At the end of this article read how our patients treated their high BUN levels

Some examples of conditions that increase or decrease BUN levels include:

Kidney failure
Decreased blood flow to the kidneys
Congestive heart failure
Dehydration
Conditions that can block the flow of urine

Important - At the end of this article read how our patients treated their high BUN levels

Also Read :How our patients treated their high bun?

You can learn techniques to reduce high BUN levels by reading this 100 page eBook. This book is written by a patient himself and reviewed by the doctors of Medchunk. Read eBook here.

Normal range of BUN found among women :6-20 mg/dL

**Ideal values of BUN depending on age (female) :**
Age	Ideal BUN value
<5 years	6.095
5-10 years	6.191
10-15 years	6.289
15-20 years	6.388
20-25 years	6.489
25-30 years	6.591
30-35 years	6.695
35-40 years	6.801
40-45 years	6.908
45-50 years	7.017
50-55 years	7.128
55-60 years	7.24
60-70 years	7.354
70-80 years	7.47
80-90 years	7.588
90-100 years	7.708
>100 years	7.829

Also Read :Symptoms of High BUN

Can Low or High BUN cause Heart Problems?

Read on to know how abnormal BUN affects heart

Know more

If you take a BUN blood test and the results are not in the normal range (6-20 mg/dL), your physician may recommend more tests to figure out the problem. You might also get this test if your physician thinks you have some other disease.

Important :How our patients treated their high bun?

This page was viewed the most from these cities in the last 30 days:

Haflong
Grayssas
Herrin, Nord
Khadana bulandshahr
Kakkanad
Jhumpura
La Tour-du-Crieu
Kfar Hess
La Roche-Morey
L'Isle-sur-Serein
Kin, Okinawa
Les Grandes-Ventes
Khamsom
Kilayikode
Hinotiya Piran
Languédias
Hattimattur
Koduvazhannoor
Holstein-Rendsburg
Grandola ed Uniti
Kallur, Khammam district
Les Églises-d'Argenteuil
Harali
Jawala Bazar, Hingoli
Héberville
La Garde, Var
Kasganj district
Le Planquay
Gilley, Doubs
La Forêt-du-Parc
Kupinečki Kraljevec
Kiryat Shlomo
Kadoma, Osaka
Hathangaon
Lennon, Finistère
Le Russey
Kallukamba
Kodungaiyur
Lahayville
Harnampura
Le Broc, Alpes-Maritimes
Izbat Shufa
Lafitte-Vigordane
Kramer Island
La Barre-de-Semilly
Gamma Island
Léogeats
Gorebal
Immatain
Kathputli Colony
Halabhavi
Latvade
Gonsans
Les Écrennes
Kolopopo
Latham, Illinois
Le Bodéo
Juzennecourt
Hyllestad
Hanjiwera
Hautot-l'Auvray
Lambasingi
Granby, Colorado
Haunsabhavi
Hailufeng Soviet
Landersheim
Karivalasa
Hautecourt-Romanèche
Gol, Bhopal
Gaudechart
Haengdang-dong
Korattur
Halltown, West Virginia
Juillac, Corrèze
Goghat
Jaidevi
Hirtzbach
Île Foch
Hassanpur (Ludhiana West)
Grand Duchy of Cracow
Kalbetta Forest Junction
Grasbroek
Jharia Khas
La Chapelle-des-Fougeretz
Joypurhat District
Killybegs
Lalgudi
HaGoshrim
Jalanpur
Groscavallo
Kalpati
Le Cormier
Jambavade
Khmer Republic
La Selve, Aisne
Lajoux, Jura, France
Joganville
Kannudaiyampalayampudur
Hooper Bay, Alaska
Huisseau-sur-Cosson
Lambrey
Kovvur mandal
Greenville, Michigan
Kiladhari
Gradoli
Karaikeni
Gurudwara Naulakha Sahib
Gan Haim
La Sommette
Hauts-de-France
Le Faouët, Côtes-d'Armor
Iheya, Okinawa
Giano dell'Umbria
Le Coudray-Macouard
La Tour-d'Aigues
Lar (Jammu and Kashmir)
Jhalleiwala
Haripal (Vidhan Sabha constituency)
Illinois Territory
Guseo-dong
Les Souhesmes-Rampont
Kermaria-Sulard
Gau Thuringia
Inor, Meuse
Lherm, Lot
Halvad
Kanera, Huzur
Khurampur, Phagwara
Honaunau-Napoopoo, Hawaii
Karlamunda
Inverigo
Imun-dong
Konidena
Ignore all rules
Kingdom of the New Granada
Jaucourt, Aube
Kothnur
Les Châtelliers-Notre-Dame
Kengeri
Lavaqueresse
Kimino, Wakayama
Jhelum Tehsil
Kesinga
Hammond, Missouri
Lemps, Ardèche
Kfar Gidon
Kuttoor (Thiruvalla)
Gill, Ludhiana
José María Morelos (municipality)
Gudda, Sultanpur Lodhi

How the BUN Test Is Done :

When your doctor orders a BUN test, it involves a straightforward blood draw to measure your BUN levels. A pathologist or lab technician will take a small sample of blood from a vein using a needle. Your BUN test results are usually available within a few hours.