Table 1.

Causes of telogen effluvium[5]

Causes
Physiological causes	Initial stage of AGA, physiological effluvium in the newborn, telogen gravidarum
Physical/emotional stress	Severe febrile illnesses or infections, malnutrition/malabsorption, micronutrient deficiencies, thyroid disorders, acrodermatitis enteropathica, severe trauma (major surgeries or accidents), chronic illnesses (autoimmune disorders, malignancies, organ failure), overwhelming emotional stress, unknown cause (idiopathic)
Drugs	Anticoagulants, anticonvulsants, antithyroid agents, beta blockers, high-dose contraceptive pills, heavy metals, hormone replacement therapy, hypolipidemic drugs, oral retinoids

AGA – Androgenetic alopecia