Title:

Understanding Non-Melanoma Skin Cancers for patients: Insights from Dermatologists Drs. Zahirsha & Mehrzad

Hook:

In this episode, dermatologists from Loyola University discuss the essentials of non-melanoma skin cancers, including risk factors, early signs, and treatment options. Whether you're concerned about sun damage or curious about skin cancer prevention, this conversation provides practical advice for all.

Main Topics:

• Overview of non-melanoma skin cancers: basal cell, squamous cell, and rare variants
• Risk factors like sun exposure, genetics, and immunosuppression
• Recognizing precursor lesions: actinic keratoses and keratoacanthomas
• Differences between superficial and invasive cancers
• Treatment options: topical therapies, scrape and burn, excision, Mohs micrographic surgery
• When to seek medical attention and the importance of early detection
• Systemic treatments and advanced therapies including immunotherapy
• Special considerations for high-risk tumors and sensitive areas

Timestamps:

00:00 - Introduction to skin cancer types and relevance 00:26 - Experts from Loyola Dermatology introduce themselves 01:40 - What are non-melanoma skin cancers? 02:36 - Rare types: Merkel cell, dermatofibrosarcoma, Kaposi sarcoma 04:07 - Predisposing factors for skin cancers: sun exposure, immunosuppression, genetics 05:47 - Recognizing early signs and precursor lesions: actinic keratoses 06:54 - Impact of childhood sunburns and importance of early detection 08:25 - Personal experience with basal cell carcinoma 09:40 - Precancerous lesions and their significance 11:19 - Transformation risk from actinic keratosis to squamous cell carcinoma 12:07 - Common areas for precursor lesions 13:53 - Bowen’s disease and keratoacanthomas 15:36 - Importance of early intervention to prevent deep invasion 17:17 - Characteristics of keratoacanthomas and their behavior 18:29 - Invasion and metastasis: what they mean for skin cancer progression 20:06 - Risk stratification: low, high, and very high-risk tumors 21:16 - Treatment options overview and decision factors 22:43 - Characteristics that make a tumor high risk: size, location, microscopic features 26:14 - Approaches for treating primary lesions: topical, scrape and burn, excision 27:40 - Advantages and limitations of topical therapies like Imiquimod 30:13 - Procedural options: electrodesiccation, curettage, surgical excision 33:20 - Mohs micrographic surgery: why it's preferred for high-risk areas 37:49 - Differences between Mohs and standard excision 40:21 - When radiation therapy is appropriate 43:37 - Role of systemic therapies: immunotherapy, targeted drugs 46:49 - Emerging treatments and advocating for advanced options 49:16 - Key differences between basal and squamous cell carcinomas 50:23 - Insights on Merkel cell carcinoma's aggressiveness 52:47 - Final advice: importance of early detection and regular skin checks 54:23 - The role of monitoring moles and melanoma risks 55:56 - Summarizing the importance of vigilant skin care 56:36 - Closing remarks: consulting a specialist and taking action early

Resources & Links:

• Imiquimod (A topical treatment for superficial skin cancers)
• Mohs Micrographic Surgery - American College of Mohs Surgery
• ABCDEs of Melanoma Detection

Connect with the Experts:

• Mirnaz Mehrzad - Loyola University Profile
• Zisansha Zahirsha - LinkedIn

Additional Notes:

• This episode emphasizes the critical role of early detection and proactive skin health practices. It highlights how simple signs like non-healing sores or new growths should prompt a visit to a healthcare provider. Advances in surgical and systemic treatments are improving outcomes, especially for high-risk cases, making awareness and timely care more important than ever.

content type Interview

primary goal Educational

summary

This podcast explores gallbladder function, the development of gallbladder cancer, and the latest treatments including surgery, chemotherapy, immunotherapy, and advanced genetic testing like next-generation sequencing (NGS). Experts discuss risk factors, early detection, and personalized treatment strategies to improve patient outcomes.

key topics

Gallbladder function and anatomy

Risk factors and causes of gallbladder cancer

Latest surgical and medical treatments for gallbladder cancer

Role of next-generation sequencing in personalized cancer therapy

guest name

Dr. Eva Galka, Maria McGreevy, Michael Reardon

Titles

Understanding the Gallbladder and Its Role in Digestion

How Gallbladder Cancer Develops and Is Treated

sound bites

"Pain from gallbladder issues is often severe and localized."

"Next-generation sequencing looks at the DNA of the tumor."

"HER2 is a protein on some cancer cells that we can target."

Chapters

00:00 Introduction to Gallbladder Cancer

01:45 Understanding the Gallbladder's Function

05:50 Gallbladder Cancer Development

08:09 Environmental and Genetic Factors

10:05 Early Detection Challenges

11:32 Symptoms and Diagnosis

19:02 Treatment Strategies for Gallbladder Cancer

23:44 Advancements in Gallbladder Cancer Treatments

25:06 Surgical Approaches and Post-Operative Care

31:30 Chemotherapy and Immunotherapy Strategies

35:39 Survival Rates and Prognosis

44:11 Next Generation Sequencing and Targeted Therapies

resources

Next Generation Sequencing (NGS) - https://en.wikipedia.org/wiki/Next-generation_sequencing

HER2 Targeted Therapy - https://www.cancer.gov/about-cancer/treatment/drugs/her2-targeted-therapy

Gallbladder Cancer Overview - American Cancer Society - https://www.cancer.org/cancer/gallbladder-cancer.html

guest links

LinkedIn - https://www.linkedin.com/in/eva-galka

LinkedIn - https://www.linkedin.com/in/maria-mcgreevy

Twitter - https://twitter.com/PaulRoach

Summary

In this episode, the hosts introduce Sitaram Chilakamarry, MD, a colorectal cancer specialist, and discuss his background and interest in medicine. They then delve into the topic of colorectal cancer, providing statistics on its prevalence and mortality rates. They explain the anatomy of the colon and rectum and how colorectal cancer develops from the innermost lining of these organs. The discussion also touches on the role of genetics, diet, and inflammation in the development of colorectal cancer. The hosts emphasize the importance of early screening and detection to prevent advanced stages of the disease. The conversation explores different screening methods for colorectal cancer, including stool-based tests and direct visualization tests like colonoscopy. The FIT test, which checks for blood in the stool, is the most popular stool-based test. Colonoscopy is considered the gold standard for screening, but it is expensive and carries risks. The conversation also highlights the importance of healthy lifestyle choices in reducing the risk of colorectal cancer. Tobacco use and obesity are significant risk factors. The incidence of colorectal cancer is higher in smokers, and smoking causes inflammation throughout the body. The conversation concludes with a discussion of different cases of colorectal cancer and the next steps in diagnosis and treatment. In this conversation, Sitaram Chilakamarry discusses the process of diagnosing and staging colon and rectal cancer. He explains the importance of MMR testing, staging with CT scans and blood tests, and the role of surgery and chemotherapy in treatment. He also highlights the significance of regular colonoscopies for early detection and the potential for non-operative management of rectal cancer. Additionally, he mentions the promising use of immunotherapy in treating rectal cancer in patients with Lynch syndrome.

Chapters

00:00 Introduction and Background

08:11 Understanding the Anatomy of the Colon and Rectum

13:08 The Development of Colorectal Cancer

24:49 The Importance of Early Screening and Detection

27:32 Exploring Different Screening Methods

36:29 The Pros and Cons of Colonoscopy

43:37 The Impact of Tobacco Use and Obesity

50:43 The Importance of Healthy Lifestyle Choices

53:49 Diagnosing Colorectal Cancer

59:28 The Significance of Screening Compliance

55:17 Staging and Blood Tests

56:45 Treatment Plan and Chemotherapy

01:04:00 Urgent Cases and Ostomy

01:08:49 Elective Cases and Surgery

01:14:07 Anemia and Colonoscopy

01:19:46 Polyps and Watchful Waiting

01:23:35 Immunotherapy and Lynch Syndrome

Takeaways

• Colorectal cancer is a common and serious disease, with approximately 150,000 new cases and 53,000 deaths in the United States each year.
• The colon and rectum are part of the gastrointestinal tract, with the colon absorbing water and the rectum acting as a reservoir for stool.
• Colorectal cancer arises from the innermost lining of the colon or rectum and is typically classified as adenocarcinoma.
• Genetics, diet, and inflammation are factors that contribute to the development of colorectal cancer.
• Screening for colorectal cancer is crucial, as early detection can prevent advanced stages of the disease. Stool-based tests like the FIT test are popular for colorectal cancer screening.
• Colonoscopy is considered the gold standard for screening but is expensive and carries risks.
• Tobacco use and obesity are significant risk factors for colorectal cancer.
• Smoking causes inflammation throughout the body, increasing the risk of colorectal cancer.
• Healthy lifestyle choices can help reduce the risk of colorectal cancer.
• Diagnosis of colorectal cancer involves checking for mutations and inherited syndromes.
• Screening compliance is important, especially for individuals with a family history of colorectal cancer. MMR testing (or mismatch repair testing) is important for diagnosing colon and rectal cancer.
• Staging involves CT scans, blood tests, and determining the depth of tumor invasion.
• Regular colonoscopies are crucial for early detection and treatment.
• Non-operative management may be an option for rectal cancer patients with a complete clinical response.
• Immunotherapy shows promise in treating rectal cancer in patients with Lynch syndrome.