Is LDH 266 high, normal or dangerous? What does Lactate dehydrogenase level 266 mean?

📅 Medical Review Date: January 1, 2026

Your LDH level of 266 is a High LDH level.

High LDH levels may indicate underlying health problems. The normal range is typically between 100 U/L and 190 U/L. 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 LDH levels

The normal LDH range for men is :100 - 190 U/L

**Ideal values of LDH depending on age (male) :**
Age	Ideal LDH value
<5 years	102.66
5-10 years	105.391
10-15 years	108.194
15-20 years	111.072
20-25 years	114.027
25-30 years	117.06
30-35 years	120.174
35-40 years	123.371
40-45 years	126.653
45-50 years	130.022
50-55 years	133.481
55-60 years	137.032
60-70 years	140.677
70-80 years	144.419
80-90 years	148.261
90-100 years	152.205
>100 years	156.254

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

Get Advice via Email : Send us your blood test report, and our LDH experts will review it. You'll receive a detailed analysis and personalized treatment guidance via email within 12 hours. If you have additional blood test results besides LDH, please include those too—an accurate diagnosis often requires a full view of all abnormalities. Upload blood test report now

1,51,150

Total number of patients treated

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

A video message on the treatment of your high LDH level

If you want your blood test report to be interpreted by LDH specialist, you can upload your report. Our LDH expert will provide you with the most accurate interpretation of your blood test results and treatment within 12 hours.Upload blood test report now

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

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

Acute kidney disease
Acute liver disease
Sepsis
Infections such as infectious mononucleosis
Pancreatitis

Receive world-class medical opinion about your high LDH levels over email.Upload blood test report now

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

Also Read :How our patients treated their high ldh?

Normal range of LDH found among women :100-190 U/L

**Ideal values of LDH depending on age (female) :**
Age	Ideal LDH value
<5 years	102.74
5-10 years	105.555
10-15 years	108.447
15-20 years	111.418
20-25 years	114.471
25-30 years	117.607
30-35 years	120.829
35-40 years	124.139
40-45 years	127.54
45-50 years	131.034
50-55 years	134.624
55-60 years	138.312
60-70 years	142.101
70-80 years	145.994
80-90 years	149.994
90-100 years	154.104
>100 years	158.326

Upload your blood test report

If you take a LDH blood test and the results are not in the normal range (100-190 U/L), 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 ldh?

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

Le Plessier-Rozainvillers
Houesville
Kumarapuram
La Péruse
Gujratan
Hanzhuang Township, Baoding
Laas, Gers
La Selle-en-Coglès
Ikarigaseki, Aomori
Hoshiarpur
Jodatti
Idukki township
Les Aires
Kent/Sussex Detoxification Center
Gharoli
Gaoling, Shandong
Lehavot HaBashan
Hecmanville
Ghatpalle
Keith Islands
Guitté
Kiruhura, Uganda
Hosabettu
Han-lès-Juvigny
Guilford, Maine
La Chapelle-du-Mont-de-France
La Cheppe
Greenway (Washington, D.C.)
Jilundi, Ganjam
Inbar
Greenbrier, Virginia
Gau Main Franconia
Karabakh Khanate
Katrathal
Harréville-les-Chanteurs
La Chaise-Baudouin
Khatak Chincholi
Kakeromajima
Jeemangalam
Les Aspres
Geography of Laos
Juliasdale
Grover, Minnesota
Kutaranatti
Kherali
Hadecha
Kadlabalu
Laigny
Isla Encantada
Guéblange-lès-Dieuze
Kingdom of Ceredigion
La Neuville-aux-Joûtes
Lake Minchumina, Alaska
Gélannes
Grantham Island
Haveluy
Le Raincy
Ladian Khurd
Kadogawa, Miyazaki
Laron
Ganjdundwara
Guttal
Kunnummal
Kushan Empire
Jamestown, New York
Isla Mujeres (municipality)
Horbourg-Wihr
Himakuntla
Kadalbal
Isle-et-Bardais
La Roque-sur-Pernes
Guangzhouwan
Langra, Bihar
Haixi Mongol and Tibetan Autonomous Prefecture
Kuthenkuly
Gopalpur, Nadia
Le Bouillon
Henderson, Maryland
Lee-Miles
Grez-Neuville
Hayashima, Okayama
Gamharia
Kachurwahi
Kalathur West
Grossouvre
Kalasa, Kundgol
Jalognes
Korlagundi
Lestards
Lansac, Hautes-Pyrénées
Le Port, Ariège
Ghaniaki
Heshi, Fujian
Kitaaiki, Nagano
Gouhenans
Gaurihar State
Korba, Chhattisgarh
Karachiya
Goghat (Vidhan Sabha constituency)
Katpadi
Gramat
Katai, India
Guruvannapeta
Lanuvio
Kalinga (India)
Kanthippara
Isla de Jueyes
Heugleville-sur-Scie
La Chapelle-Saint-Maurice
Geography of Victoria
Lanaya
Harvi
La Salle-Prunet
Humbercamps
Ghanashyampur
Harrisonburg, Louisiana
Kamareddy district
Kihoku, Ehime
Japanese occupation of Singapore
Le Hézo
Khajauli (Vidhan Sabha constituency)
Lacub, Abra
Jaesan-myeon
Lamblore
Laran, Hautes-Pyrénées
Le Plessis-Belleville
Kharagwas
Jodhpur State
Inveruno
Lachaussée
Lapeyre
Kumbhawade
Halltown, West Virginia
La Chapelle-sur-Oreuse
Laboissière-en-Santerre
Kuttalawadi
General Luna, Quezon
Genga, Marche
La Renaudière
Jabonga, Agusan del Norte
L'Arbresle
Kozy
Jussas
Kurinjipadi
Le Grès
Le Masnau-Massuguiès
Larçay
Kaza, Himachal Pradesh
Jind State
Kingdom of Haiti

How the LDH Test Is Done :

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