Health Awareness blog

 Erectile dysfunction means an inability for an adult male to sustained an adequate erection to allow penetration.

 

Organic causes

Drug causes

Smoking - major Alcohol – major Diabetes mellitus (DM) – major Endocrine causes : hypogonadism, hyperthyroidism, prolactin excess, androgen deficiency, primary gonadal failure Neurological causes: spinal cord lesions, myasthenia gravis, autonomic neuropathy (e.g.: DM) Radiotherapy Renal failure Hepatic failure Prostatic hyperthrophy Surgical causes : post bladder-neck prostate surgery, post prostatectomy Penile abnormality : peyronie disease, post priapism Venous leak (valve incompetence) Vascular causes: peripheral vascular disease, aortoiliac occlusion, hypogastric-cavernous occlusion, pudendal artery occlusion

Antihypertensive – e.g.: beta blockers, diuretics, thiazide, methyldopa, clonidine Digoxin Major tranquilizers Alcohol Oestrogens Levodopa Opiates Antidepressants – e.g.: monoamine oxidase (MOA) inhibitors, tricyclics Barbiturates Lithium H2 blockers – e.g.: cimetidine Steroids Cancer chemotherapeutic Metoclopramide Phenytoin Phenothiazine Indomethacine Antihistamine Spirinolactone Ketoconazole

 

If everything has been ruled out, the possible cause is psychological. Most of the time, the cause of erectile dysfunction is multifactorial.

 

               

 

 

Reference:

1. Murray Longmore et al. Oxford handbook of Clinical Medicine. 7^th edition
2. David S. Smith et al. Field Guide to Bedside diagnosis. 2^nd edition. 2007. Lippincott Williams and Wilkins.

Tags: diabetes mellitus, Differential diagnosis, erectile dysfunction, smoking

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