23 March 2026
: Case report 
Isolated Premature Menarche in a 17-Month-Old: A Case Report
Challenging differential diagnosis, Unusual or unexpected effect of treatment, Diagnostic / therapeutic accidents, Rare disease, Educational Purpose (only if useful for a systematic review or synthesis)
Dewi Rani Pelitawati
ABCDEFG 1*, Artha Falentin Putri Susilo ABCDEFG 1,2, Anita Rachmawati ABCDF 1,2, Wiryawan Permadi ABCDEFG 1,2, Putri Nadhira Adinda Adriansyah ABEF 1, Nabila Chantikarizky Hasanah ABCDEFG 1
DOI: 10.12659/AJCR.947844
Am J Case Rep 2026; 27:e947844
Table 1 The timeline of the patient’s vaginal bleeding and clinical events.
| Date | Duration of vaginal bleeding | Event |
|---|---|---|
| May 18 | 1 day | Antibiotic drug administration |
| June 24 | 1 day | – |
| July | – | – |
| August 27 | 1 day | Consult with obstetrician and gynecologist |
| September | – | – |
| October 7 | 1 day | Consult with urologist |
| November 20 | 3 days | Consult with obstetrician and gynecologist |
| December 11 | 3 days | Consult with pediatric endocrinologistBone age examination performed |
| January 5 | 3 days | Consult with hematologist |
| January 22 | 1 day | – |
| February | – | – |
| March 6 | 3 days | – |
| April 18 | 2 days | – |
| May | – | – |
| June 20 | 1 day | – |
| July 15 | 1 day | – |
| August | – | – |
| September 3 | 1 day | – |
| October 4 | 1 day | Consult endocrinologist (November 11, 2022) |
| October 20 | 3 days | |
| November 15 | 3 days | – |
| December | – | – |
| January 10 | – | Thyroid scintigraphy examination (1 January 2023) |