Cytologically Yours: CoW: 20140227

From Pathology Education Instructional Resource
Revision as of 17:07, 4 March 2014 by Stephanie Simmons (Talk | contribs)

(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to: navigation, search

Contents

Clinical Summary

The patient is a 74 year old female with a history of sarcoma of the right thigh and a new lung mass.

Past Medical History

  • Sarcoma of thigh (3 years prior)
  • Osteoarthritis

Past Surgical History

  • Previous excision of thigh sarcoma.
  • Hysterectomy

Radiology

  • CT showed a right upper lobe low density nodule measuring 3.0 x 2.6 cm which is abutting the pleural surface.

Clinical Plan

The patient was scheduled for an endobronchial ultrasound guided fine needle aspiration biopsy.

Pathology

Cytology


Click here to toggle the diagnosis and discussion.

Final Diagnosis

Cytology

  • Positive for malignancy, favor liposarcoma.


Biopsy

Previous Soft Tissue Biopsy Diagnosis

  • High grade pleomorphic liposarcoma.


Discussion

The diagnosis of pleomorphic liposarcoma on cytology rests on the presence of highly atypical, sometimes multinucleated lipoblasts. The scalloped nucleus is an important diagnostic feature.