Diseases & Conditions Index — H
20260811_rev01 · COMPARED WITH 20260729_rev01
Full text changes — 20260729_rev01 to 20260811_rev01
| 1 | - | |
| 2 | ||
| 3 | - | |
| 4 | ||
| 5 | - | |
| 6 | ||
| 7 | - ## Research | |
| 8 | ||
| 9 | ## Education | |
| 10 | ||
| 11 | - | |
| 12 | ||
| 13 | - - | |
| 14 | ||
| 15 | - | |
| 16 | ||
| 17 | - | |
| 18 | ||
| 19 | - ## Research | |
| 20 | ||
| 21 | ## Education | |
| 22 | ||
| 23 | - | |
| 24 | ||
| 25 | 3. Begins with 'H' | |
| 26 | ||
| 27 | Easy-to-understand answers about diseases and conditions | |
| 28 | ||
| 29 | ## H | |
| 30 | ||
| 31 | - H. pylori infection | |
| 32 | ||
| 33 | See | |
| 34 | ||
| 35 | ## H0 | |
| 36 | ||
| 37 | - H1N1 flu | |
| 38 | ||
| 39 | See | |
| 40 | ||
| 41 | - H1N1v flu | |
| 42 | ||
| 43 | See | |
| 44 | ||
| 45 | - H3N2v flu | |
| 46 | ||
| 47 | See | |
| 48 | ||
| 49 | ## Ha | |
| 50 | ||
| 51 | - Hair-pulling disorder | |
| 52 | ||
| 53 | See | |
| 54 | ||
| 55 | - Hairy tongue | |
| 56 | ||
| 57 | See | |
| 58 | ||
| 59 | - Halitosis | |
| 60 | ||
| 61 | See | |
| 62 | ||
| 63 | - Hallux valgus | |
| 64 | ||
| 65 | See | |
| 66 | ||
| 67 | - Hand fracture | |
| 68 | ||
| 69 | See | |
| 70 | ||
| 71 | - Hardening of the arteries | |
| 72 | ||
| 73 | See | |
| 74 | ||
| 75 | - HAV infection | |
| 76 | ||
| 77 | See | |
| 78 | ||
| 79 | ## Hb | |
| 80 | ||
| 81 | - HBV infection | |
| 82 | ||
| 83 | See | |
| 84 | ||
| 85 | ## Hc | |
| 86 | ||
| 87 | - HCC | |
| 88 | ||
| 89 | See | |
| 90 | ||
| 91 | - HCV infection | |
| 92 | ||
| 93 | See | |
| 94 | ||
| 95 | ## He | |
| 96 | ||
| 97 | - Head trauma, coma | |
| 98 | ||
| 99 | See | |
| 100 | ||
| 101 | - Headache, chronic daily | |
| 102 | ||
| 103 | See | |
| 104 | ||
| 105 | - Headache, cluster | |
| 106 | ||
| 107 | See | |
| 108 | ||
| 109 | - Headache, exercise | |
| 110 | ||
| 111 | See | |
| 112 | ||
| 113 | - Headache, medication overuse | |
| 114 | ||
| 115 | See | |
| 116 | ||
| 117 | - Headache, migraine | |
| 118 | ||
| 119 | See | |
| 120 | ||
| 121 | - Headache, primary cough | |
| 122 | ||
| 123 | See | |
| 124 | ||
| 125 | - Headache, sex | |
| 126 | ||
| 127 | See | |
| 128 | ||
| 129 | - Headache, sinus | |
| 130 | ||
| 131 | See | |
| 132 | ||
| 133 | - Headache, spinal | |
| 134 | ||
| 135 | See | |
| 136 | ||
| 137 | - Headache, tension | |
| 138 | ||
| 139 | See | |
| 140 | ||
| 141 | - Headache, thunderclap | |
| 142 | ||
| 143 | See | |
| 144 | ||
| 145 | - Health anxiety | |
| 146 | ||
| 147 | See | |
| 148 | ||
| 149 | - Heart defects in adults | |
| 150 | ||
| 151 | See | |
| 152 | ||
| 153 | - Heel pain | |
| 154 | ||
| 155 | See | |
| 156 | ||
| 157 | - Hemangioma, liver | |
| 158 | ||
| 159 | See | |
| 160 | ||
| 161 | - Hematoma, intracranial | |
| 162 | ||
| 163 | See | |
| 164 | ||
| 165 | - Hematuria | |
| 166 | ||
| 167 | See | |
| 168 | ||
| 169 | - Hep A | |
| 170 | ||
| 171 | See | |
| 172 | ||
| 173 | - Hep B | |
| 174 | ||
| 175 | See | |
| 176 | ||
| 177 | - Hep C | |
| 178 | ||
| 179 | See | |
| 180 | ||
| 181 | - Hepatitis A virus infection | |
| 182 | ||
| 183 | See | |
| 184 | ||
| 185 | - Hepatitis B virus infection | |
| 186 | ||
| 187 | See | |
| 188 | ||
| 189 | - Hepatitis C virus infection | |
| 190 | ||
| 191 | See | |
| 192 | ||
| 193 | - Hepatitis, autoimmune | |
| 194 | ||
| 195 | See | |
| 196 | ||
| 197 | - Hepatitis, toxic | |
| 198 | ||
| 199 | See | |
| 200 | ||
| 201 | - Hepatolenticular degeneration | |
| 202 | ||
| 203 | See | |
| 204 | ||
| 205 | - Hepatomegaly | |
| 206 | ||
| 207 | See | |
| 208 | ||
| 209 | - Hereditary hemochromatosis | |
| 210 | ||
| 211 | See | |
| 212 | ||
| 213 | - Hereditary motor and sensory neuropathy | |
| 214 | ||
| 215 | See | |
| 216 | ||
| 217 | - Hereditary nonpolyposis colorectal cancer syndrome | |
| 218 | ||
| 219 | See | |
| 220 | ||
| 221 | - Hernia, hiatal | |
| 222 | ||
| 223 | See | |
| 224 | ||
| 225 | - Hernia, inguinal | |
| 226 | ||
| 227 | See | |
| 228 | ||
| 229 | - Hernia, umbilical | |
| 230 | ||
| 231 | See | |
| 232 | ||
| 233 | - Herpes zoster | |
| 234 | ||
| 235 | See | |
| 236 | ||
| 237 | - Herpes zoster oticus | |
| 238 | ||
| 239 | See | |
| 240 | ||
| 241 | - Herpes, genital | |
| 242 | ||
| 243 | See | |
| 244 | ||
| 245 | ## Hh | |
| 246 | ||
| 247 | - HHT | |
| 248 | ||
| 249 | See | |
| 250 | ||
| 251 | ## Hi | |
| 252 | ||
| 253 | - High blood pressure, secondary | |
| 254 | ||
| 255 | See | |
| 256 | ||
| 257 | - High-flow priapism | |
| 258 | ||
| 259 | See | |
| 260 | ||
| 261 | - Hives, chronic | |
| 262 | ||
| 263 | See | |
| 264 | ||
| 265 | ## Hn | |
| 266 | ||
| 267 | - HNPCC | |
| 268 | ||
| 269 | See | |
| 270 | ||
| 271 | ## Ho | |
| 272 | ||
| 273 | - Hoarse voice | |
| 274 | ||
| 275 | See | |
| 276 | ||
| 277 | - Hodgkin disease | |
| 278 | ||
| 279 | See | |
| 280 | ||
| 281 | - Hordeolum | |
| 282 | ||
| 283 | See | |
| 284 | ||
| 285 | - Horner-Bernard syndrome | |
| 286 | ||
| 287 | See | |
| 288 | ||
| 289 | ## Hp | |
| 290 | ||
| 291 | ## Hu | |
| 292 | ||
| 293 | - Human immunodeficiency virus | |
| 294 | ||
| 295 | See | |
| 296 | ||
| 297 | - Human papillomavirus infection | |
| 298 | ||
| 299 | See | |
| 300 | ||
| 301 | - Hunchback | |
| 302 | ||
| 303 | See | |
| 304 | ||
| 305 | - Hunt's syndrome | |
| 306 | ||
| 307 | See | |
| 308 | ||
| 309 | - Hutchinson-Gilford progeria syndrome | |
| 310 | ||
| 311 | See | |
| 312 | ||
| 313 | ## Hy | |
| 314 | ||
| 315 | - Hypercholesterolemia | |
| 316 | ||
| 317 | See | |
| 318 | ||
| 319 | - Hypercholesterolemia, familial | |
| 320 | ||
| 321 | See | |
| 322 | ||
| 323 | - Hypercortisolism | |
| 324 | ||
| 325 | See | |
| 326 | ||
| 327 | - Hypermenorrhea | |
| 328 | ||
| 329 | See | |
| 330 | ||
| 331 | - Hyperopia | |
| 332 | ||
| 333 | See | |
| 334 | ||
| 335 | - Hypersexuality | |
| 336 | ||
| 337 | See | |
| 338 | ||
| 339 | - Hypertension | |
| 340 | ||
| 341 | See | |
| 342 | ||
| 343 | - Hypertension, pregnancy-related | |
| 344 | ||
| 345 | See | |
| 346 | ||
| 347 | - Hypertension, pulmonary | |
| 348 | ||
| 349 | See | |
| 350 | ||
| 351 | - Hypoactive sexual desire disorder | |
| 352 | ||
| 353 | See | |
| 354 | ||
| 355 | - Hypochondria | |
| 356 | ||
| 357 | See | |
| 358 | ||
| 359 | - Hypoglycemia, diabetic | |
| 360 | ||
| 361 | See | |
| 362 | ||
| 363 | - Hypohydration | |
| 364 | ||
| 365 | See | |
| 366 | ||
| 367 | - Hypotension | |
| 368 | ||
| 369 | See | |
| 370 | ||
| 371 | Mayo Clinic does not endorse companies or products. Advertising revenue supports our non-profit mission. | |
| 372 | ||
| 373 | ### Advertising & Sponsorship | |
| 374 | ||
| 375 | ## There's still time | |
| 376 | ||
| 377 | Hurry! Your gift now goes 2× as far to help more patients. | |
| 378 | ||
| 379 | ## Follow Mayo Clinic | |
| 380 | ||
| 381 | ## Get the Mayo Clinic app | |
| 382 | ||
| 383 | - | |
| 384 | ||
| 385 | - |