Klatskin-Like Lesions

Table 2

Klatskin-like lesions.

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(A) Dominant stricture in PSC

(B) Hepatolithiasis and recurrent pyogenic cholangitis

(C) Mirizzi syndrome

(D) Inflammatory-infiltrative

  (a) Inflammatory pseudotumour

  (b) IgG4 related Cholangiopathy

  (c) Eosinophilic cholangiopathy

  (d) Follicular cholangiopathy

  (e) Xanthogranulomatous cholangitis

  (f) Mast cell cholangiopathy

  (g) Sarcoidosis

(E) Infective

 (a) Cholangiopathy in the immunocompromised

   (i) AIDS cholangiopathy

    (ii) Primary immunodeficiency

 (b) Bacterial

 (c) Biliary tuberculosis

 (d) Fungal

 (e) Parasitic

(F) Vascular

 (a) Portal hypertensive biliopathy

 (b) Ischaemic cholangiopathy

(G) Toxic

  (a) Postchemotherapy

  (b) Thorotrast-induced granuloma

(H) Trauma

  (a) Biliary

  (b) Systemic

(I) Tumours

  (a) Malignant

    (i) Gall bladder carcinoma

    (ii) Hepatocellular carcinoma

    (iii) Lymphoepithelioma-like carcinoma

    (iv) Neuroendocrine tumours

    (v) Granular cell tumour

    (vi) Lymphoma

    (vii) Leukemia

    (viii) Myeloma

   (ix) Other metastasis

 (b) Benign

   (i) Neurilemmoma

(J) Miscellaneous

 (a) Proliferative cholangitis

 (b) Nonparasitic cysts

 (c) Erdheim-Chester disease

 (d) Ormond’s disease

 (e) Heterotopic pancreas/stomach

 (f) Cholecystohepatic duct with absent common hepatic duct

(K) Idiopathic

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