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Hair loss caused by longer latent hair cycle and sudden miniaturization, not gradual follicle size reduction.

Syphilis chancres can be atypical, and fiber implantation for baldness is risky and often fails.

Misusing topical corticosteroids can cause skin darkening and other side effects.

Patients with pernio have lower vitamin B12 and ferritin levels than healthy people.

Epinephrine does not significantly affect the severity of hair loss after surgery.

The document suggests that for better patient satisfaction in hair transplants, high-quality photos are needed, and using a narrow donor strip might lead to fewer grafts and dissatisfaction, but filling the scar with FUE grafts and using tranexamic acid can improve results.

The document concludes that permanent hair loss conditions are complex, require early specific treatments, and "secondary permanent alopecias" might be a more accurate term than "secondary cicatricial alopecia."

A pregnant woman's skin condition improved after giving birth, possibly due to high estrogen levels during pregnancy.

Hair loss caused by longer latent hair cycle and sudden miniaturization, not gradual follicle size reduction.

Sumatriptan injections, high-flow oxygen, and verapamil effectively treat cluster headaches.

New information suggests that metformin might help more women with PCOS and infertility, not just those with glucose issues.

Sex hormones' effects on COVID-19 are unclear and more research is needed to understand their potential as treatment.

Platelet-rich plasma treatment is more effective and cost-efficient than epinephrine for healing bleeding peptic ulcers, with fewer complications and rebleeding cases.

The document says that treating the root cause of hair follicle damage is crucial to prevent permanent hair loss, and treatment options vary.

A rare scalp condition causing hair loss and cysts in young men can be treated effectively with a specific steroid injection.

Higher epinephrine concentration and specific injection sites increase scalp vasoconstriction time.

RCVS should be considered in thunderclap headaches, and MRA and DSA are better for diagnosis than CT angiogram.

High levels of male hormones in pregnant mice cause heart enlargement and poor heart function in their female babies.

Researchers used CRISPR/Cas9 to create a goat with a gene that increased cashmere production by 74.5% without affecting quality.

The tumescent technique improves hair micrografting by providing lasting anesthesia, reducing bleeding, and increasing patient comfort.

Some nail changes in chilblains can look like lichen planus and may be severe and long-lasting.

SLICK cattle have better heat tolerance due to specific gene expression and pathway differences.

Combining epinephrine with a steroid may help regrow hair in severe alopecia areata cases.

Smoking may worsen hair loss, but more research is needed.

Scalp cooling is recommended to prevent chemotherapy-induced hair loss, but no effective drugs are available.

Scalp cooling reduces chemotherapy-induced hair loss without increasing risk of skin metastases.

Hypothyroidism can cause hair loss, which is often reversible with treatment.

Using tumescent anesthesia in hair restoration surgery is safe and effective for long-lasting scalp numbness and reducing bleeding.

Minoxidil treatment may cause hair loss.

There is an urgent need for better treatments for hair loss caused by chemotherapy.