How do I install the Es Male Sexual Dev Testis Avoid skill?

Run npx skillmds@latest add dromlakhani/es-male-sexual-dev-testis-avoid in your terminal (requires Node.js), paste this page's agent-chat prompt into Claude, Cursor, or any MCP-connected agent, or download the SKILL.md file and copy it into your agent's skills directory.

Is Es Male Sexual Dev Testis Avoid safe to use?

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Which AI agents work with Es Male Sexual Dev Testis Avoid?

This skill is tagged as working with Claude Code, Claude.ai, OpenAI Codex. SKILL.md is an open format, so most agents that read a skills directory can load it too.

Is Es Male Sexual Dev Testis Avoid free to use?

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Who published Es Male Sexual Dev Testis Avoid?

dromlakhani (@dromlakhani) published this skill. Their other Agent Skills are listed on their SkillMD profile.

Es Male Sexual Dev Testis Avoid by dromlakhani

Name: Es Male Sexual Dev Testis Avoid
Rating: 4.666666666666667 (3 reviews)
Author: dromlakhani

Es Male Sexual Dev Testis Avoid

This skill determines whether testicular volume should be used as the primary or sole indicator of sexual development in male childhood cancer survivors who have received gonadotoxic treatments such as alkylating agents or testicular radiotherapy. Triggers include clinician questions like “Can I use testicular volume to assess puberty in this male survivor after chemotherapy?” or “Is testis size reliable for sexual maturity evaluation post‑radiation?”

dromlakhani Updated Sep 8, 2026 10 repo stars

File contents

Avoid testicular volume for sexual staging post-gonadotoxic therapy

STEP 1 — Gather Information

Confirm patient is a male childhood cancer survivor with history of gonadotoxic therapy (alkylating agents, testicular radiotherapy, or similar). Collect clinical pubertal assessment (Tanner staging), serum testosterone (preferably LC‑MS/MS), luteinizing hormone (LH) levels drawn before 10:00 AM, and relevant treatment details (dose, timing).

STEP 2 — Rule In / Rule Out

Is the patient a male childhood cancer survivor previously exposed to gonadotoxic agents?

Yes → proceed to Step 3 (testicular volume unreliable).
No → testicular volume may be used per standard pubertal staging; no further action needed by this skill.

STEP 3 — Classify or Stratify

Classify that testicular volume is not a reliable primary or sole indicator of sexual maturation due to gonadotoxic injury to germ cells and Sertoli cells; rely instead on hormonal and clinical markers.

STEP 4 — Decide

Decide to assess sexual development using serum testosterone and LH levels in conjunction with clinical examination (e.g., Tanner staging), rather than testicular volume alone, to guide decisions about pubertal status and potential hormone replacement.

Clinical Guardrails / Mimics / Pitfalls

Do not rely solely on testicular volume; reduced testis size may reflect germinal epithelium injury rather than central pubertal status. Elevated LH in this context often indicates primary gonadal injury, not onset of central puberty. Avoid misinterpreting prepubertal testicular volume as delayed central puberty without hormonal correlation.

Concrete Clinical Example

A 14‑year‑old male survivor of acute lymphoblastic leukemia treated with cyclophosphamide and testicular radiotherapy presents with absent pubertal changes. Testicular volume is 3 mL (prepubertal range). Serum testosterone is low and LH is markedly elevated, indicating primary gonadal injury. Using testicular volume alone would suggest delayed puberty; the correct interpretation is gonadal failure, leading to consideration of testosterone replacement after further evaluation.

Source: Hypothalamic Pituitary and Growth Disorders in Survivors of Childhood Cancer: An Endocrine Society Clinical Practice Guideline, Endocrine Society, 2018, DOI:10.1210/jc.2018-01175

---name: es-male-sexual-dev-testis-avoiddescription: This skill determines whether testicular volume should be used as the primary or sole indicator of sexual development in male childhood cancer survivors who have received gonadotoxic treatments such as alkylating agents or testicular radiotherapy. Triggers include clinician questions like “Can I use testicular volume to assess puberty in this male survivor after chemotherapy?” or “Is testis size reliable for sexual maturity evaluation post‑radiation?”---# Avoid testicular volume for sexual staging post-gonadotoxic therapy## STEP 1 — Gather InformationConfirm patient is a male childhood cancer survivor with history of gonadotoxic therapy (alkylating agents, testicular radiotherapy, or similar). Collect clinical pubertal assessment (Tanner staging), serum testosterone (preferably LC‑MS/MS), luteinizing hormone (LH) levels drawn before 10:00 AM, and relevant treatment details (dose, timing).## STEP 2 — Rule In / Rule OutIs the patient a male childhood cancer survivor previously exposed to gonadotoxic agents? - **Yes** → proceed to Step 3 (testicular volume unreliable). - **No** → testicular volume may be used per standard pubertal staging; no further action needed by this skill.## STEP 3 — Classify or StratifyClassify that testicular volume is not a reliable primary or sole indicator of sexual maturation due to gonadotoxic injury to germ cells and Sertoli cells; rely instead on hormonal and clinical markers.## STEP 4 — DecideDecide to assess sexual development using serum testosterone and LH levels in conjunction with clinical examination (e.g., Tanner staging), rather than testicular volume alone, to guide decisions about pubertal status and potential hormone replacement.## Clinical Guardrails / Mimics / PitfallsDo not rely solely on testicular volume; reduced testis size may reflect germinal epithelium injury rather than central pubertal status. Elevated LH in this context often indicates primary gonadal injury, not onset of central puberty. Avoid misinterpreting prepubertal testicular volume as delayed central puberty without hormonal correlation.## Concrete Clinical ExampleA 14‑year‑old male survivor of acute lymphoblastic leukemia treated with cyclophosphamide and testicular radiotherapy presents with absent pubertal changes. Testicular volume is 3 mL (prepubertal range). Serum testosterone is low and LH is markedly elevated, indicating primary gonadal injury. Using testicular volume alone would suggest delayed puberty; the correct interpretation is gonadal failure, leading to consideration of testosterone replacement after further evaluation.**Source:** Hypothalamic Pituitary and Growth Disorders in Survivors of Childhood Cancer: An Endocrine Society Clinical Practice Guideline, Endocrine Society, 2018, DOI:10.1210/jc.2018-01175

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