II. Causes: Groin swelling

  1. Undescended Testicle (Cryptorchidism)
  2. Femoral or inguinal adenitis or adenopathy
  3. Femoral arterial aneurysm
  4. Inguinal Hernia
  5. Femoral Hernia
  6. Hematoma
  7. Hidradenitis Suppurativa
  8. Lipoma
  9. Lymphoma
  10. Metastatic cancer
  11. Psoas abscess
  12. Sebaceous Cyst

III. Causes: Skin Lesions

IV. Causes: Testicular or epididymis swelling

  1. See Scrotal Pain
  2. Acute and Tender
    1. Testicular Torsion
      1. Acute unilateral scrotal swelling and Scrotal Pain
      2. Pain not relieved with Prehn's Sign (unreliable)
      3. Associated with a high riding Testicle and Nausea or Vomiting
    2. Orchitis or Epididymitis
      1. Acute unilateral scrotal swelling and pain adjacent to Testicle and may be relieved with Prehn's Sign
      2. May be associated with Dysuria, fever, scrotal erythema
      3. Increased C-Reactive Protein (CRP) >24 mg/ml in most cases
  3. Chronic and Non-tender
    1. Testicular carcinoma
      1. Firm, unilateral Nodule (may present with pain in some cases)
    2. Hydrocele
      1. Fluid collection around the Testicle that transilluminates
    3. Hematocele
      1. Trauma induced blood collection around Testicle (evaluate for testicular rupture)
    4. Spermatocele
      1. Adjacent to Testicle

V. Causes: Spermatic cord swelling

  1. Indirect Inguinal Hernia
    1. Typically unilateral bulging of Scrotum provoked with Valsalva Maneuver
  2. Varicocele
    1. Dull ache-type Scrotal Pain provoked with standing
    2. "Bag of worms" like swelling
  3. Hydrocele
    1. Fluid collection around the Testicle that transilluminates

VI. Imaging: Scrotal Ultrasound

  1. Scrotal Ultrasound is indicated in most cases of Scrotal Mass
  2. Testicular Torsion is an emergency and requires immediate evaluation

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Ontology: Scrotal mass (C0149774)

Concepts Finding (T033)
SnomedCT 53929009
Italian Massa dello scroto
Japanese 陰嚢腫瘤, インノウシュリュウ
English scrotal lump (symptom), scrotum mass, mass in scrotum, scrotal lump, scrotal mass (physical finding), scrotal mass, lump in the scrotum, Scrotal mass (disorder), Mass of scrotum, Mass of scrotum (finding), mass scrotum, masses scrotum, masses scrotal, Scrotal mass, Scrotal mass, NOS
Czech Útvar ve skrotu
Spanish masa escrotal (trastorno), tumor escrotal, masa escrotal, masa escrotal (hallazgo), masa de escroto (hallazgo), bulto escrotal, masa de escroto, Masa escrotal
Hungarian Scrotalis térfoglaló folyamat
Portuguese Massa escrotal
Dutch scrotumgezwel
French Masse scrotale
German Raumforderung Skrotum

Ontology: Inguinal mass (C0240007)

Concepts Sign or Symptom (T184)
SnomedCT 207249001, 207248009, 281398003, 274742009
Italian Massa inguinale
English [D]Groin lump (context-dependent category), [D]Groin mass (context-dependent category), [D]Groin lump, [D]Groin mass, groin lump, inguinal mass, lump groin, groin mass, groin lumps, Mass of inguinal region, [D]Groin mass (situation), [D]Groin lump (situation), Inguinal mass, Groin lump, Groin mass, Groin mass (finding), Groin lump (finding), Inguinal Mass, lump in the groin, Lump(s);groin
Japanese 鼡径部腫瘤, ソケイブシュリュウ
Spanish [D]bulto en la ingle (categoría dependiente del contexto), [D]masa en la ingle (categoría dependiente del contexto), bulto de la región inguinal, bulto de la región inguinal (hallazgo), tumoración de la región inguinal, tumoración de la región inguinal (hallazgo), masa inguinal, masa en la ingle (hallazgo), [D]masa en la ingle (situación), [D]bulto en la ingle (situación), [D]masa inguinal, [D]tumoración inguinal, [D]bulto inguinal, [D]bulto en la ingle, masa en la ingle, [D]tumoración en la ingle, [D]masa en la ingle, Masa inguinal
Czech Rezistence v třísle
Hungarian Inguinalis térfoglaló folyamat
Portuguese Massa inguinal
Dutch liesgezwel
French Masse inguinale
German Raumforderung in der Inguinalgegend