**Wolf-Hirschhorn Syndrome:** Cannabis has improved symptoms of Wolf-Hirschhorn Syndrome, a rare genetic disorder that causes intellectual disability, developmental delays, and distinctive facial features.

**Wilson Disease:** Research suggests that cannabis may help alleviate symptoms of Wilson Disease, a rare genetic disorder that affects copper metabolism and can cause liver disease, brain damage, and other complications.

**Wernicke-Korsakoff Syndrome:** Studies have shown that cannabis may help reduce symptoms of Wernicke-Korsakoff Syndrome, a neurological disorder caused by thiamine deficiency that can lead to memory loss, confusion, and disorientation.

**West Nile Encephalitis:** Cannabis may help alleviate symptoms of West Nile Encephalitis, a rare and potentially life-threatening neurological disorder caused by a viral infection.

**WHIM Syndrome:** Research suggests that cannabis may help improve symptoms of WHIM Syndrome, a rare genetic disorder that affects the immune system and can cause recurring bacterial infections.

**Weill Marchesani Syndrome:** Cannabis may help alleviate symptoms of Weill Marchesani Syndrome, a rare genetic disorder that affects the eyes and can cause vision problems, as well as other physical characteristics.

**Waldenström’s Macroglobulinemia:** Studies have shown that cannabis may help reduce symptoms of Waldenström’s Macroglobulinemia, a type of cancer that affects the immune system.

**Von Willebrand Disease:** Research suggests that cannabis may help improve symptoms of Von Willebrand Disease, a bleeding disorder caused by a deficiency of Von Willebrand factor.

**Vasculitis:** Cannabis may help alleviate symptoms of Vasculitis, a group of disorders that cause inflammation and damage to blood vessels.

**Vitamin D Deficiency Rickets:** Cannabis may help improve symptoms of Vitamin D Deficiency Rickets, a condition caused by inadequate vitamin D levels in children.

**Visual Snow Syndrome:** Research suggests that cannabis may help alleviate symptoms of Visual Snow Syndrome, a rare condition characterized by flashes of light or "snow" in the visual field.

**Usher Syndrome:** Cannabis may help improve symptoms of Usher Syndrome, a genetic disorder that causes hearing loss and vision problems.

**Urticaria, Physical:** Cannabis may help alleviate symptoms of Urticaria, Physical, a condition characterized by itchy skin rashes and hives.

**Urticaria, Cold "Hives":** Research suggests that cannabis may help improve symptoms of Urticaria, Cold "Hives", a condition caused by an allergic reaction to cold temperatures.

**Typhoid:** Cannabis may help alleviate symptoms of Typhoid, a bacterial infection caused by Salmonella Typhi.

**Turcot Syndrome:** Research suggests that cannabis may help improve symptoms of Turcot Syndrome, a rare genetic disorder that causes an increased risk of cancer and developmental delays.

**Trisomy X:** Cannabis may help alleviate symptoms of Trisomy X, a rare genetic disorder caused by an extra X chromosome in females.

**Trigeminal Neuralgia:** Studies have shown that cannabis may help reduce symptoms of Trigeminal Neuralgia, a chronic pain condition caused by abnormal nerve activity.

Please note that while there is anecdotal evidence and some research suggesting that cannabis may be beneficial for these conditions, more studies are needed to fully understand its effects. Additionally, it is important to consult with a healthcare professional before using cannabis as a treatment for any medical condition.