What are the symptoms of bladder cancer in a dude?

Blood in urine. This. Question appears in other places on the site. Usually bladder cancers increase with age, and happens to men and women (? Dudes and dolls?). Once has to discern where the blood comes from: cystoscopy and imaging re involved. Can be kidney, ureter, bladder, prostate (men only) or urethra. Treatment depends on location and stage.
Same as in women! Blood in the urine (visible or microscopic) is the most common sign of bladder cancer (technically not a symptom). Painful and/or frequent urination may also be present (true symptoms). More advanced cases may develop generalized pelvic pain or rarely other symptoms associated with metastases.

Related Questions

What are the symptoms of bladder cancer in older men?

Bleeding. Bladder cancer may manifest itself in form of blood in urine, urine retention or even pain. Though if an elderly have any of these symptoms, these are not necessarily a sign of cancer.
Variable. Most common are blood or blood clots in the urine, urinary frequency, and pain during urination. Presence of any of these warrants a visit with a urologist.

Can someone have all the symptoms of bladder cancer except for blood?

Not likely. Blood in urine is a constant and early finding. Urine may not be grossly bloody, but there would blood cells seen on microscopic examination.
Yes. It is possible to have symptoms truly attributable to bladder cancer without *seeing* blood in the urine (hematuria), though perhaps more uncommon to have such symptoms without at least microscopically detectable blood present. Early forms of bladder cancer which may cause symptoms (e.g., urgency, pain with urination, frequency) may not cause detectable bleeding but this would be uncommon.

Would urine crystals be one of the symptoms of bladder cancer?

No. Urine crystal can indicate certain condition in the kidney, however it is not a symptom of / does not indicate kidney cancer.
No. Blood in urine is the usual symptom. Crystals are associated more with renal stones.

What are the endstage symptoms of bladder cancer?

It depends. It depends probably on the therapy the a patient receives for bladder cancer. If superficial, the treatment is endoscopy, which can be painful after it is done. If it is invasive, surgery to remove the bladder is done, and this has pain and complications. If surgery cannot be done, radiation is used, which has its complications. Finally, metastatic disease gets chemotherapy with side effects.
See below. Hematuria (blood in urine), pain, cachexia (weight loss) and voiding problems are common in this most unfortunate situation.