5. Canadian authors
6. Face (where fibrofolliculomas occur)
7. No cathepsin (cathepsin is pos in LAM not BHD)
8. It's ok to be a man (LAM is super rare in men, not BHD)
9. Nothing in the wall (unlike LAM, where cysts contain abnormal smooth ms cells)
10. Epidermolysis bullosa, ichthyosis, neurofibromatosis (these are genodermatoses, like Birt Hogg Dube)