Kala pathar (Paraphenylene Diamine) poisoning; role of tracheostomy: Our experience at DHQ hospitals

A. Akram, R. A. Shahid, M. Tariq

Research output: Contribution to journalArticlepeer-review

7 Citations (Scopus)


Aim: To evaluate the presentation, outcome androle of tracheostomy in the management of kala pathar (Paraphenlene diamine) poisoning. Methods: All the patients presented in the emergency department withkalapathar (Paraphenylenediamine) poisoning were included. Results:A total of 88 cases with paraphenylenediamine (PPD) poisoning admitted to ICU. The majority of cases were young females from lower socioeconomic background with intentional suicidal attempts. Ascervicofascial swelling and angioneurotic oedema of upper aerodigestive tract being the prominent feature,emergency tracheostomy with assisted ventilation were performed in every patient. A high mortality rate was observed. Conclusions: Kala pathar (Paraphenylenediamine) is an extremely toxic agent when ingested with high morbidity and mortality Tracheostomy should be performed immediately as airway is the major concern.

Original languageEnglish
Pages (from-to)865-866
Number of pages2
JournalPakistan Journal of Medical and Health Sciences
Issue number2
Publication statusPublished - 1 Apr 2018
Externally publishedYes


  • Kala pathar. Paraphenylenediamine (PPD).Tracheostomy


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