follow @PCDSUKThe clinical chapters provide concise guidance about dermatological conditions and their management. Where there is diagnostic uncertainty refer to the diagnostic tables.
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- Habit-tic nail deformity (Last Updated: 02/05/2016)
- Haemangioma and other vascular tumours and malformations (Last Updated: 06/07/2016)
- Haemochromatosis (Last Updated: 28/11/2013)
- Hailey-Hailey disease (syn. familial benign chronic pemphigus) (Last Updated: 27/01/2017)
- Hairy tongue (Last Updated: 05/08/2016)
- Half-and-half nails (Last Updated: 02/05/2016)
- Halo naevus (syn. Sutton naevus) (Last Updated: 06/07/2016)
- Hand, foot and mouth disease (Last Updated: 30/01/2014)
- Harlequin ichthyosis (Last Updated: 20/11/2015)
- Head lice (syn. pediculosis capitis) (Last Updated: 24/11/2016)
- Henoch-Schönlein purpura (Last Updated: 27/06/2015)
- Hereditary haemorrhagic telangiectasia (syn. Rendu-Osler-Weber syndome) (Last Updated: 19/01/2013)
- Hereditary leiomyomatosis and renal cell cancer (HLRCC) (Last Updated: 24/04/2013)
- Herpes simplex (Last Updated: 24/04/2017)
- Herpes zoster (syn. shingles) (Last Updated: 24/04/2017)
- Hidradenitis suppurativa (syn. acne inversa) (Last Updated: 24/04/2017)
- Hidradenoma (Last Updated: 30/06/2013)
- Hidradenoma papilliferum (Last Updated: 30/06/2013)
- Hidroacanthoma simplex (Last Updated: 30/06/2013)
- Hirsutism (Last Updated: 29/05/2017)
- Histiocytoses (Last Updated: 18/06/2016)
- Histoplasmosis (Last Updated: 22/07/2015)
- HIV and AIDS - cutaneous features (Last Updated: 30/07/2015)
- Hori’s naevus (Last Updated: 05/12/2013)
- Human flea (Pulex irritans) (Last Updated: 24/08/2014)
- Hydroa vacciniforme (Last Updated: 08/08/2015)
- Hyperandrogenism (Last Updated: 07/08/2017)
- Hyperhidrosis (excessive sweating) (Last Updated: 24/04/2017)
- Hyperpigmentation - of the face and neck (Last Updated: 06/11/2017)
- Hypertrichosis (Last Updated: 15/02/2013)
- Hypertrophic scars (Last Updated: 31/05/2013)
- Hypocomplementaemia (Last Updated: 19/09/2012)
- Hypomelanosis of Ito (Last Updated: 22/06/2016)