If you need to know which are the ALT reference ranges or you require more information about the role of ALT in the blood, you can visit normal ALT level in the blood
High level of ALT (alanine aminotransferase) in the blood, formerly named glutamic pyruvic transaminase (GPT), is very specific of a liver injury. Sometimes an ALT increase in the blood can be related to pancreas or gallbladder disorders.
ALT increase usually suggests liver disorders. It can be due to minor illness such as fatty liver or due to more severe diseases like cirrhosis or hepatitis (inflammation of the liver).
ALT Hypertransaminasemia or a high ALT level in the blood mean:
The ALT levels in the blood are a bit higher than normal but if you are not experienced any symptom it is usually not a matter of concern.
An ALT slight increase can be due to obesity, alcohol intake or because you are taking some drugs to treat any other disease.
If you are taking medication talk to your doctor because maybe this is the reason for the elevation.
Do physical exercise on regular basis and keep a balanced diet. If you follow this advice, it is probably that your ALT values return to normality in the following assay.
A moderate ALT elevation can be a first sign of liver problems. It can be just fatty liver, also called hepatic steatosis, a benign disease in which extra fat builds up in the liver.
Cut down on your alcohol intake and tell your doctor about your diet and the medication you are taking. He will decide if it is necessary to perform additional screening tests.
A marked ALT elevation suggests a liver disease. It may be a consequence of suffering from chronic hepatitis (inflammation of the liver) or cirrhosis.
It can also be due to not liver diseases, for example:
You must visit your doctor as soon as possible. He will study your case and will stablish an appropriate treatment protocol.
Your ALT level is very high and suffering from a severe liver damage is a very likely possibility.
Very high ALT levels in the blood can be present in case of:
You must find urgent medical attention to avoid irreversible damage to your liver.
There are some health circumstances or drugs than can raise your ALT level in the blood:
There are many diseases why the ALT level in the blood can be higher than normal:
If your ALT level in the blood is slightly high, you should keep in mind the following tips:
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The following values are considered to be above the normal range:
IMPORTANT: These levels are expressed in U/L. They are an example of a healthy man of about 45 years old with no known disease and not taking any medication. The ranges can be different depending on the laboratory or on your personal circumstances.
ALT Alanine Aminotransferase | |||||||
|---|---|---|---|---|---|---|---|
| Mild ALT hypertransaminasemia | |||||||
| 51 U/L | 52 U/L | 53 U/L | 54 U/L | 55 U/L | 56 U/L | 57 U/L | 58 U/L |
| 59 U/L | 60 U/L | 61 U/L | 62 U/L | 63 U/L | 64 U/L | 65 U/L | 66 U/L |
| 67 U/L | 68 U/L | 69 U/L | 70 U/L | 71 U/L | 72 U/L | 73 U/L | 74 U/L |
| 75 U/L | 76 U/L | 77 U/L | 78 U/L | 79 U/L | 80 U/L | 81 U/L | 82 U/L |
| 83 U/L | 84 U/L | 85 U/L | 86 U/L | 87 U/L | 88 U/L | 89 U/L | 90 U/L |
| 91 U/L | 92 U/L | 93 U/L | 94 U/L | 95 U/L | 96 U/L | 97 U/L | 98 U/L |
| 99 U/L | 100 U/L | 101 U/L | 102 U/L | 103 U/L | 104 U/L | 105 U/L | 106 U/L |
| 107 U/L | 108 U/L | 109 U/L | 110 U/L | 111 U/L | 112 U/L | 113 U/L | 114 U/L |
| 115 U/L | 116 U/L | 117 U/L | 118 U/L | 119 U/L | 120 U/L | 121 U/L | 122 U/L |
| 123 U/L | 124 U/L | 125 U/L | 126 U/L | 127 U/L | 128 U/L | 129 U/L | 130 U/L |
| 131 U/L | 132 U/L | 133 U/L | 134 U/L | 135 U/L | 136 U/L | 137 U/L | 138 U/L |
| 139 U/L | 140 U/L | 141 U/L | 142 U/L | 143 U/L | 144 U/L | 145 U/L | 146 U/L |
| 147 U/L | 148 U/L | 149 U/L | 150 U/L | ||||
| Moderate ALT hypertransaminasemia | |||||||
| 151 U/L | 152 U/L | 153 U/L | 154 U/L | 155 U/L | 156 U/L | 157 U/L | 158 U/L |
| 159 U/L | 160 U/L | 161 U/L | 162 U/L | 163 U/L | 164 U/L | 165 U/L | 166 U/L |
| 167 U/L | 168 U/L | 169 U/L | 170 U/L | 171 U/L | 172 U/L | 173 U/L | 174 U/L |
| 175 U/L | 176 U/L | 177 U/L | 178 U/L | 179 U/L | 180 U/L | 181 U/L | 182 U/L |
| 183 U/L | 184 U/L | 185 U/L | 186 U/L | 187 U/L | 188 U/L | 189 U/L | 190 U/L |
| 191 U/L | 192 U/L | 193 U/L | 194 U/L | 195 U/L | 196 U/L | 197 U/L | 198 U/L |
| 199 U/L | 200 U/L | 201 U/L | 202 U/L | 203 U/L | 204 U/L | 205 U/L | 206 U/L |
| 207 U/L | 208 U/L | 209 U/L | 210 U/L | 211 U/L | 212 U/L | 213 U/L | 214 U/L |
| 215 U/L | 216 U/L | 217 U/L | 218 U/L | 219 U/L | 220 U/L | 221 U/L | 222 U/L |
| 223 U/L | 224 U/L | 225 U/L | 226 U/L | 227 U/L | 228 U/L | 229 U/L | 230 U/L |
| 231 U/L | 232 U/L | 233 U/L | 234 U/L | 235 U/L | 236 U/L | 237 U/L | 238 U/L |
| 239 U/L | 240 U/L | 241 U/L | 242 U/L | 243 U/L | 244 U/L | 245 U/L | 246 U/L |
| 247 U/L | 248 U/L | 249 U/L | 250 U/L | ||||
| Marked ALT hypertransaminasemia | |||||||
| 251 U/L | 252 U/L | 253 U/L | 254 U/L | 255 U/L | 256 U/L | 257 U/L | 258 U/L |
| 259 U/L | 260 U/L | 261 U/L | 262 U/L | 263 U/L | 264 U/L | 265 U/L | 266 U/L |
| 267 U/L | 268 U/L | 269 U/L | 270 U/L | 271 U/L | 272 U/L | 273 U/L | 274 U/L |
| 275 U/L | 276 U/L | 277 U/L | 278 U/L | 279 U/L | 280 U/L | 281 U/L | 282 U/L |
| 283 U/L | 284 U/L | 285 U/L | 286 U/L | 287 U/L | 288 U/L | 289 U/L | 290 U/L |
| 291 U/L | 292 U/L | 293 U/L | 294 U/L | 295 U/L | 296 U/L | 297 U/L | 298 U/L |
| 299 U/L | 300 U/L | 301 U/L | 302 U/L | 303 U/L | 304 U/L | 305 U/L | 306 U/L |
| 307 U/L | 308 U/L | 309 U/L | 310 U/L | 311 U/L | 312 U/L | 313 U/L | 314 U/L |
| 315 U/L | 316 U/L | 317 U/L | 318 U/L | 319 U/L | 320 U/L | 321 U/L | 322 U/L |
| 323 U/L | 324 U/L | 325 U/L | 326 U/L | 327 U/L | 328 U/L | 329 U/L | 330 U/L |
| 331 U/L | 332 U/L | 333 U/L | 334 U/L | 335 U/L | 336 U/L | 337 U/L | 338 U/L |
| 339 U/L | 340 U/L | 341 U/L | 342 U/L | 343 U/L | 344 U/L | 345 U/L | 346 U/L |
| 347 U/L | 348 U/L | 349 U/L | 350 U/L | 351 U/L | 352 U/L | 353 U/L | 354 U/L |
| 355 U/L | 356 U/L | 357 U/L | 358 U/L | 359 U/L | 360 U/L | 361 U/L | 362 U/L |
| 363 U/L | 364 U/L | 365 U/L | 366 U/L | 367 U/L | 368 U/L | 369 U/L | 370 U/L |
| 371 U/L | 372 U/L | 373 U/L | 374 U/L | 375 U/L | 376 U/L | 377 U/L | 378 U/L |
| 379 U/L | 380 U/L | 381 U/L | 382 U/L | 383 U/L | 384 U/L | 385 U/L | 386 U/L |
| 387 U/L | 388 U/L | 389 U/L | 390 U/L | 391 U/L | 392 U/L | 393 U/L | 394 U/L |
| 395 U/L | 396 U/L | 397 U/L | 398 U/L | 399 U/L | 400 U/L | 401 U/L | 402 U/L |
| 403 U/L | 404 U/L | 405 U/L | 406 U/L | 407 U/L | 408 U/L | 409 U/L | 410 U/L |
| 411 U/L | 412 U/L | 413 U/L | 414 U/L | 415 U/L | 416 U/L | 417 U/L | 418 U/L |
| 419 U/L | 420 U/L | 421 U/L | 422 U/L | 423 U/L | 424 U/L | 425 U/L | 426 U/L |
| 427 U/L | 428 U/L | 429 U/L | 430 U/L | 431 U/L | 432 U/L | 433 U/L | 434 U/L |
| 435 U/L | 436 U/L | 437 U/L | 438 U/L | 439 U/L | 440 U/L | 441 U/L | 442 U/L |
| 443 U/L | 444 U/L | 445 U/L | 446 U/L | 447 U/L | 448 U/L | 449 U/L | 450 U/L |
| 451 U/L | 452 U/L | 453 U/L | 454 U/L | 455 U/L | 456 U/L | 457 U/L | 458 U/L |
| 459 U/L | 460 U/L | 461 U/L | 462 U/L | 463 U/L | 464 U/L | 465 U/L | 466 U/L |
| 467 U/L | 468 U/L | 469 U/L | 470 U/L | 471 U/L | 472 U/L | 473 U/L | 474 U/L |
| 475 U/L | 476 U/L | 477 U/L | 478 U/L | 479 U/L | 480 U/L | 481 U/L | 482 U/L |
| 483 U/L | 484 U/L | 485 U/L | 486 U/L | 487 U/L | 488 U/L | 489 U/L | 490 U/L |
| 491 U/L | 492 U/L | 493 U/L | 494 U/L | 495 U/L | 496 U/L | 497 U/L | 498 U/L |
| 499 U/L | 500 U/L | ||||||
| Severe ALT hypertransaminasemia | |||||||
| 501 U/L | 502 U/L | 503 U/L | 504 U/L | 505 U/L | 506 U/L | 507 U/L | 508 U/L |
| 509 U/L | 510 U/L | 511 U/L | 512 U/L | 513 U/L | 514 U/L | 515 U/L | 516 U/L |
| 517 U/L | 518 U/L | 519 U/L | 520 U/L | 521 U/L | 522 U/L | 523 U/L | 524 U/L |
| 525 U/L | 526 U/L | 527 U/L | 528 U/L | 529 U/L | 530 U/L | 531 U/L | 532 U/L |
| 533 U/L | 534 U/L | 535 U/L | 536 U/L | 537 U/L | 538 U/L | 539 U/L | 540 U/L |
| 541 U/L | 542 U/L | 543 U/L | 544 U/L | 545 U/L | 546 U/L | 547 U/L | 548 U/L |
| 549 U/L | 550 U/L | 551 U/L | 552 U/L | 553 U/L | 554 U/L | 555 U/L | 556 U/L |
| 557 U/L | 558 U/L | 559 U/L | 560 U/L | 561 U/L | 562 U/L | 563 U/L | 564 U/L |
| 565 U/L | 566 U/L | 567 U/L | 568 U/L | 569 U/L | 570 U/L | 571 U/L | 572 U/L |
| 573 U/L | 574 U/L | 575 U/L | 576 U/L | 577 U/L | 578 U/L | 579 U/L | 580 U/L |
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