Specialty hub
Oncology - Diseases & USMLE MCQs
8 clinical summaries in oncology - each with pathophysiology, presentation, diagnosis, management, high-yield pearls, sample USMLE MCQs and an illustration from our medical library. Free to read, no login.
Breast Cancer
Most common cancer in women worldwide. Heterogeneous disease classified by hormone receptor (ER/PR), HER2 and gene-expression profiles; screening plus targeted therapy has dramatically improved survival.
Reviewed 18 Jul 2026
Colorectal Cancer
Adenocarcinoma of the colon or rectum - third-most-common cancer worldwide. Screening detects premalignant adenomatous polyps, dramatically reducing mortality.
Reviewed 20 Jul 2026
Esophageal Cancer
Adenocarcinoma (distal, arising from Barrett metaplasia) and squamous cell carcinoma (mid-esophagus, alcohol/tobacco) present with progressive solid-then-liquid dysphagia and weight loss.
Reviewed 10 Jun 2026
Hodgkin Lymphoma
B-cell lymphoma defined by Reed-Sternberg cells with a bimodal age distribution (young adults and >55 y). One of the most curable cancers.
Reviewed 12 Jul 2026
Lung Cancer (Bronchogenic Carcinoma)
Leading cancer killer worldwide. Divided into non-small cell (adenocarcinoma, squamous, large cell; ~85%) and small cell (~15%). Tobacco smoke is the dominant risk factor.
Reviewed 14 May 2026
Pancreatic Adenocarcinoma
Ductal adenocarcinoma of the pancreas is the fourth leading cause of cancer death with 5-year survival ~12%. Most present with painless jaundice, weight loss and diabetes.
Reviewed 14 Jun 2026
Prostate Cancer
Adenocarcinoma of the prostate - most commonly peripheral zone; second-leading male cancer death cause. Ranges from indolent low-grade disease to aggressive metastatic castrate-resistant cancer.
Reviewed 13 Jun 2026
Superior Vena Cava Syndrome
Obstruction of blood flow through the SVC, most commonly from malignant mediastinal disease (lung cancer, lymphoma) or catheter-related thrombosis, causing facial oedema and dyspnoea.
Reviewed 22 May 2026
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