(Redirected from Opportunistic infections) An opportunistic infection is an infection caused by pathogens (bacteria, viruses, fungi, or protozoa) that take advantage of an opportunity not normally available, such as a host with a weakened immune system, an altered microbiota (such as a disrupted gut flora), or breached integumentary barriers.
If someone is described as being 'rough around the edges' it means they are generally good but have a few faults on the outside. Rough around the edges has many meanings: Worn out; Not polished or refined; Not great but not bad either; ans Unkempt.
Thin edges can be a result of age, genetics, or underlying health conditions such as alopecia, lupus, hyperthyroidism, and/or post-partum hair loss. Excessive amount of tension/stress applied to a specific area over a long period of time as a result of wearing tight braids and pony tails.