New Long-Read Genetic Test Enables Faster and More Comprehensive Diagnosis of Rare Diseases
November 18, 2025
Background
Urethritis is an inflammation of the urethra. It is the tube which carries urine from the bladder to eliminate from the body. Â
Infection, chemicals, or trauma may cause the associated condition. It is caused due to sexually transmitted infections.Â
Urethra injury from catheter or aggressive sex leads to urethritis inflammation.Â
Risk factors classified as:Â
Infectious causesÂ
Non- Infectious causesÂ
Symptoms includes:Â
Pain or burning sensation during urinationÂ
Discharge from the urethraÂ
Pain during sexual intercourseÂ
Itching or irritation around the urethraÂ
Blood in the urine or semenÂ
Epidemiology
Unrecognized STD epidemic in the US poses serious threat to health and economy. 20 million cases of STD occur every year in the US, with treatment cost of $16 billion dollars annually. Â
CDC notes asymptomatic chlamydial infections make case rates due to screenings. Â
Highest urethritis incidence in sexually active people between 20 to 24 years old.Â
Urethritis risk higher in men who have sex with men compared to heterosexuals.Â
Anatomy
Pathophysiology
Gram-negative intracellular diplococci on urethral smear indicate gonococcal urethritis. Â
Sexually transmitted organism responsible for 15% to 25% of NGU cases in the US are suspected in recurrent urethritis.Â
Posttraumatic urethritis possible in 2% to 20% after catheterization or instrumentation/foreign body.Â
Haemophilus species cause NGU in patients with unprotected oral sex.Â
Etiology
Causes of urethritis are:Â
Sexually Transmitted InfectionsÂ
Non-Sexually Transmitted InfectionsÂ
Chemical IrritantsÂ
Physical TraumaÂ
Autoimmune and Systemic Conditions:Â
Genetics
Prognostic Factors
10% to 40% of women with urethritis develop PID, which occurs infertility and ectopic pregnancy due to scar formation.Â
Infants of mothers with Chlamydia infection may develop eye, ear, or lung infections during birth.Â
C-sections in chlamydia positive mothers and using anti-chlamydial eyedrops on newborns reduce infection rates.Â
Patients with uncomplicated urethritis recover spontaneously.Â
Clinical History
The clinical history involves a detailed review of symptoms, risk factors, history of present illness, medical history, and sex history of patient.Â
Physical Examination
Age group
Associated comorbidity
Associated activity
Acuity of presentation
Acute symptoms are:Â
Chronic symptoms are:Â
Differential Diagnoses
Laboratory Studies
Imaging Studies
Procedures
Histologic Findings
Staging
Treatment Paradigm
Use antibiotics to prevent illness and reduce spread. Treat sexual contacts to prevent reinfection.Â
Antibiotics for urethritis use to treat both gonococcal and nongonococcal causes, side effects, cost, and adherence.Â
Neisseria gonorrhoeae treatment complexity rises with resistance evolution and decreased culture use.Â
Use single dose of ceftriaxone 500 mg through intramuscular route for the treatment of GU. Â
If ceftriaxone is not available, then administer dose of cefixime 800 mg orally in a single dose.Â
WHO recommends one dose of specific antibiotics for genital gonorrhea based on local susceptibility data.Â
Re-evaluate patients with persistent symptoms for Mycoplasma genitalium following treatment with doxycycline for NGU.Â
by Stage
by Modality
Chemotherapy
Radiation Therapy
Surgical Interventions
Hormone Therapy
Immunotherapy
Hyperthermia
Photodynamic Therapy
Stem Cell Transplant
Targeted Therapy
Palliative Care
use-of-non-pharmacological-approach-for-urethritis
Regularly clean genital area with mild soap to prevent infections.Â
Post-sex urination reduces infection risk with flushing bacteria out from urethra.Â
Use condoms regularly to reduce the risk of sexually transmitted infections and reduce the number of sexual partners.Â
Organise public health campaigns to promote safe sex practice from STIs.Â
Proper awareness about urethritis should be provided and its related causes with management strategies.Â
Appointments with a urologist and preventing recurrence of disorder is an ongoing life-long effort.Â
Use of Cephalosporins
Ceftriaxone:Â
It is a first-line treatment choice for gonococcal urethritis caused due to Neisseria gonorrhoeae.Â
Use of Fluoroquinolones
It inhibits DNA gyrase that causes inhibition of bacterial DNA replication and transcription.Â
Use of Tetracyclines
Doxycycline:Â
It inhibits protein synthesis that binds to 30S ribosomal subunits of susceptible bacteria.Â
Use of Macrolides
It binds with 50S ribosomal subunit of susceptible microorganisms to blocks dissociation of peptidyl tRNA.Â
use-of-intervention-with-a-procedure-in-treating-urethritis
Cystoscopy is performed for visual inspection of the urethra and bladder using a cystoscope and thin flexible tube with a camera.Â
Meatotomy is surgical enlargement of the urethral opening to treat meatal stenosis.Â
use-of-phases-in-urethritis
In the initial assessment phase, evaluation of patient history, sex history, and laboratory test to confirm diagnosis.Â
Pharmacologic therapy is effective in the treatment phase as it includes use of antibiotics, fluroquinolones, tetracyclines, and macrolides.Â
In supportive care and management phase, patients should receive required attention such as lifestyle modification and intervention therapies.Â
The regular follow-up visits with the urologist are scheduled to check the improvement of patients along with treatment response.Â
Medication
800
mg
Orally 
every 8 hrs
7
days
Indicated for atrophic urethritis
Initially, 0.3 mg to 1.25 mg orally each day
Cyclic administration should be done every 3 weeks with a gap of one week
Adjust the dose based on the tissue response
Indicated for Non-specific urethritis
In vivo, data suggests taking 500 mg orally four times a da
The treatment duration is five days
Indicated for non-specific urethritis
In vivo, data suggests taking 500 mg orally four times a day
The treatment duration is five days
Future Trends
Urethritis is an inflammation of the urethra. It is the tube which carries urine from the bladder to eliminate from the body. Â
Infection, chemicals, or trauma may cause the associated condition. It is caused due to sexually transmitted infections.Â
Urethra injury from catheter or aggressive sex leads to urethritis inflammation.Â
Risk factors classified as:Â
Infectious causesÂ
Non- Infectious causesÂ
Symptoms includes:Â
Pain or burning sensation during urinationÂ
Discharge from the urethraÂ
Pain during sexual intercourseÂ
Itching or irritation around the urethraÂ
Blood in the urine or semenÂ
Unrecognized STD epidemic in the US poses serious threat to health and economy. 20 million cases of STD occur every year in the US, with treatment cost of $16 billion dollars annually. Â
CDC notes asymptomatic chlamydial infections make case rates due to screenings. Â
Highest urethritis incidence in sexually active people between 20 to 24 years old.Â
Urethritis risk higher in men who have sex with men compared to heterosexuals.Â
Gram-negative intracellular diplococci on urethral smear indicate gonococcal urethritis. Â
Sexually transmitted organism responsible for 15% to 25% of NGU cases in the US are suspected in recurrent urethritis.Â
Posttraumatic urethritis possible in 2% to 20% after catheterization or instrumentation/foreign body.Â
Haemophilus species cause NGU in patients with unprotected oral sex.Â
Causes of urethritis are:Â
Sexually Transmitted InfectionsÂ
Non-Sexually Transmitted InfectionsÂ
Chemical IrritantsÂ
Physical TraumaÂ
Autoimmune and Systemic Conditions:Â
10% to 40% of women with urethritis develop PID, which occurs infertility and ectopic pregnancy due to scar formation.Â
Infants of mothers with Chlamydia infection may develop eye, ear, or lung infections during birth.Â
C-sections in chlamydia positive mothers and using anti-chlamydial eyedrops on newborns reduce infection rates.Â
Patients with uncomplicated urethritis recover spontaneously.Â
The clinical history involves a detailed review of symptoms, risk factors, history of present illness, medical history, and sex history of patient.Â
Acute symptoms are:Â
Chronic symptoms are:Â
Use antibiotics to prevent illness and reduce spread. Treat sexual contacts to prevent reinfection.Â
Antibiotics for urethritis use to treat both gonococcal and nongonococcal causes, side effects, cost, and adherence.Â
Neisseria gonorrhoeae treatment complexity rises with resistance evolution and decreased culture use.Â
Use single dose of ceftriaxone 500 mg through intramuscular route for the treatment of GU. Â
If ceftriaxone is not available, then administer dose of cefixime 800 mg orally in a single dose.Â
WHO recommends one dose of specific antibiotics for genital gonorrhea based on local susceptibility data.Â
Re-evaluate patients with persistent symptoms for Mycoplasma genitalium following treatment with doxycycline for NGU.Â
Urology
Regularly clean genital area with mild soap to prevent infections.Â
Post-sex urination reduces infection risk with flushing bacteria out from urethra.Â
Use condoms regularly to reduce the risk of sexually transmitted infections and reduce the number of sexual partners.Â
Organise public health campaigns to promote safe sex practice from STIs.Â
Proper awareness about urethritis should be provided and its related causes with management strategies.Â
Appointments with a urologist and preventing recurrence of disorder is an ongoing life-long effort.Â
Urology
Ceftriaxone:Â
It is a first-line treatment choice for gonococcal urethritis caused due to Neisseria gonorrhoeae.Â
Urology
It inhibits DNA gyrase that causes inhibition of bacterial DNA replication and transcription.Â
Urology
Doxycycline:Â
It inhibits protein synthesis that binds to 30S ribosomal subunits of susceptible bacteria.Â
It binds with 50S ribosomal subunit of susceptible microorganisms to blocks dissociation of peptidyl tRNA.Â
Urology
Cystoscopy is performed for visual inspection of the urethra and bladder using a cystoscope and thin flexible tube with a camera.Â
Meatotomy is surgical enlargement of the urethral opening to treat meatal stenosis.Â
Urology
In the initial assessment phase, evaluation of patient history, sex history, and laboratory test to confirm diagnosis.Â
Pharmacologic therapy is effective in the treatment phase as it includes use of antibiotics, fluroquinolones, tetracyclines, and macrolides.Â
In supportive care and management phase, patients should receive required attention such as lifestyle modification and intervention therapies.Â
The regular follow-up visits with the urologist are scheduled to check the improvement of patients along with treatment response.Â
Urethritis is an inflammation of the urethra. It is the tube which carries urine from the bladder to eliminate from the body. Â
Infection, chemicals, or trauma may cause the associated condition. It is caused due to sexually transmitted infections.Â
Urethra injury from catheter or aggressive sex leads to urethritis inflammation.Â
Risk factors classified as:Â
Infectious causesÂ
Non- Infectious causesÂ
Symptoms includes:Â
Pain or burning sensation during urinationÂ
Discharge from the urethraÂ
Pain during sexual intercourseÂ
Itching or irritation around the urethraÂ
Blood in the urine or semenÂ
Unrecognized STD epidemic in the US poses serious threat to health and economy. 20 million cases of STD occur every year in the US, with treatment cost of $16 billion dollars annually. Â
CDC notes asymptomatic chlamydial infections make case rates due to screenings. Â
Highest urethritis incidence in sexually active people between 20 to 24 years old.Â
Urethritis risk higher in men who have sex with men compared to heterosexuals.Â
Gram-negative intracellular diplococci on urethral smear indicate gonococcal urethritis. Â
Sexually transmitted organism responsible for 15% to 25% of NGU cases in the US are suspected in recurrent urethritis.Â
Posttraumatic urethritis possible in 2% to 20% after catheterization or instrumentation/foreign body.Â
Haemophilus species cause NGU in patients with unprotected oral sex.Â
Causes of urethritis are:Â
Sexually Transmitted InfectionsÂ
Non-Sexually Transmitted InfectionsÂ
Chemical IrritantsÂ
Physical TraumaÂ
Autoimmune and Systemic Conditions:Â
10% to 40% of women with urethritis develop PID, which occurs infertility and ectopic pregnancy due to scar formation.Â
Infants of mothers with Chlamydia infection may develop eye, ear, or lung infections during birth.Â
C-sections in chlamydia positive mothers and using anti-chlamydial eyedrops on newborns reduce infection rates.Â
Patients with uncomplicated urethritis recover spontaneously.Â
The clinical history involves a detailed review of symptoms, risk factors, history of present illness, medical history, and sex history of patient.Â
Acute symptoms are:Â
Chronic symptoms are:Â
Use antibiotics to prevent illness and reduce spread. Treat sexual contacts to prevent reinfection.Â
Antibiotics for urethritis use to treat both gonococcal and nongonococcal causes, side effects, cost, and adherence.Â
Neisseria gonorrhoeae treatment complexity rises with resistance evolution and decreased culture use.Â
Use single dose of ceftriaxone 500 mg through intramuscular route for the treatment of GU. Â
If ceftriaxone is not available, then administer dose of cefixime 800 mg orally in a single dose.Â
WHO recommends one dose of specific antibiotics for genital gonorrhea based on local susceptibility data.Â
Re-evaluate patients with persistent symptoms for Mycoplasma genitalium following treatment with doxycycline for NGU.Â
Urology
Regularly clean genital area with mild soap to prevent infections.Â
Post-sex urination reduces infection risk with flushing bacteria out from urethra.Â
Use condoms regularly to reduce the risk of sexually transmitted infections and reduce the number of sexual partners.Â
Organise public health campaigns to promote safe sex practice from STIs.Â
Proper awareness about urethritis should be provided and its related causes with management strategies.Â
Appointments with a urologist and preventing recurrence of disorder is an ongoing life-long effort.Â
Urology
Ceftriaxone:Â
It is a first-line treatment choice for gonococcal urethritis caused due to Neisseria gonorrhoeae.Â
Urology
It inhibits DNA gyrase that causes inhibition of bacterial DNA replication and transcription.Â
Urology
Doxycycline:Â
It inhibits protein synthesis that binds to 30S ribosomal subunits of susceptible bacteria.Â
It binds with 50S ribosomal subunit of susceptible microorganisms to blocks dissociation of peptidyl tRNA.Â
Urology
Cystoscopy is performed for visual inspection of the urethra and bladder using a cystoscope and thin flexible tube with a camera.Â
Meatotomy is surgical enlargement of the urethral opening to treat meatal stenosis.Â
Urology
In the initial assessment phase, evaluation of patient history, sex history, and laboratory test to confirm diagnosis.Â
Pharmacologic therapy is effective in the treatment phase as it includes use of antibiotics, fluroquinolones, tetracyclines, and macrolides.Â
In supportive care and management phase, patients should receive required attention such as lifestyle modification and intervention therapies.Â
The regular follow-up visits with the urologist are scheduled to check the improvement of patients along with treatment response.Â

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