Oncology
- What is the rationale for the laboratory workup for suspected pheochromocytomas and paragangliomas?
The decision to test is best guided by clinical suspicion. Test results should be interpreted with careful consideration of how the samples were collected.
- Oral leukoplakia and oral cancer
A 53-year-old male who had smoked for 36 years was referred by his dentist for worsening vitiligo diagnosed as leukoplakia 3 years earlier.
- A 60-year-old man with prostate cancer and embolic strokes
Step-by-step evaluation of a patient with stage IV prostate cancer and embolic stroke, but no history of heart valve disease, arrhythmia, or coagulopathy.
- Reducing the risk of breast cancer
Breast cancer remains the most common malignancy in US women. Reducing this burden involves identification of high-risk individuals and personalized risk management.
- Mucinous ascites: Pseudomyxoma peritonei
A 59-year-old man presented with progressive abdominal distention that limited daily activities and oral intake. The ascitic fluid was markedly viscous and jelly-like.
- What are the considerations in patient selection and timing of risk-reducing mastectomy?
The option of risk-reducing mastectomy is for those at highest risk, and multidisciplinary conversations setting patient expectations are critical for optimal patient outcomes.
- Metastatic bone disease: Early referral for multidisciplinary care
A lack of awareness and recognition of symptoms continues to delay referral to specialist teams. The authors provide guidance for early diagnosis and referral.
- Pigmented lesion on nail bed: Pseudo-Hutchinson sign
The discoloration had been present since the patient was 14, and it had not changed in appearance.
- Lacrimal gland involvement in a patient with sarcoidosis
The differential diagnosis included infection, malignancy, and inflammatory disorders such as immunoglobulin G4-related disease and sarcoidosis.
- A brownish erythematous patch in the nipple-areola complex
Biopsy revealed neoplastic cells throughout the epidermis and granular layer, with abundant pale cytoplasm, intraglandular extension, and chronic inflammation in the papillary dermis.