[1] Malik RA, Veves A, Tesfaye S et al. Small fibre neuropathy: role in the diagnosis of diabetic sensorimotor polyneuropathy. Diabetes/Metabolism Research and Reviews 2011; 27:678-684.
[2] Cazzato D, Lauria G. Small fibre neuropathy. Curr Opin Neurol 2017; 30:490-499.
[3] Kosmidis M, Koutsogeorgopoulou L, Mamali I et al. Identification of Symptomatic and Asymptomatic Small Fiber Neuropathy (SFN) in Patients with Rheumatic Disorders (P01.142). Neurology 2013; 80:P01.142-P101.142.
[4] Iqbal Z, Bashir B, Ferdousi M et al. Lipids and peripheral neuropathy. Curr Opin Lipidol 2021; 32:249-257.
[5] Dhage S, Ferdousi M, Adam S et al. Corneal confocal microscopy identifies small fibre damage and progression of diabetic neuropathy. Sci Rep 2021; 11:1859.
[6] Tavakoli M, Mitu-Pretorian M, Petropoulos IN et al. Corneal confocal microscopy detects early nerve regeneration in diabetic neuropathy after simultaneous pancreas and kidney transplantation. Diabetes 2013; 62:254-260.
[7] Patel DV, McGhee CN. Mapping of the normal human corneal sub-basal nerve plexus by in vivo laser scanning confocal microscopy. Investigative ophthalmology & visual science 2005; 46:4485-4488.
[8] Zhang Y, Liu Z, Zhang Y et al. Corneal sub-basal whorl-like nerve plexus: a landmark for early and follow-up evaluation in transthyretin familial amyloid polyneuropathy. Eur J Neurol 2021; 28:630-638.
[9] Ferdousi M, Kalteniece A, Azmi S et al. Corneal confocal microscopy compared with quantitative sensory testing and nerve conduction for diagnosing and stratifying the severity of diabetic peripheral neuropathy. BMJ Open Diabetes Research and Care 2020; 8:e001801.
[10] Ferdousi M, Kalteniece A, Petropoulos I et al. Diabetic Neuropathy Is Characterized by Progressive Corneal Nerve Fiber Loss in the Central and Inferior Whorl Regions. Invest. Ophthalmol. Vis. Sci. 2020; 61:48.
[11] Herman RM, Brower JB, Stoddard DG et al. Prevalence of somatic small fiber neuropathy in obesity. International Journal of Obesity 2007; 31:226-235.
[12] Callaghan BC, Reynolds E, Banerjee M et al. Central Obesity is Associated With Neuropathy in the Severely Obese. Mayo Clin Proc 2020; 95:1342-1353.
[13] Azmi S, Ferdousi M, Liu Y et al. Bariatric surgery leads to an improvement in small nerve fibre damage in subjects with obesity. Int J Obes (Lond) 2021; 45:631-638.
[14] Davidson EP, Coppey LJ, Kardon RH, Yorek MA. Differences and Similarities in Development of Corneal Nerve Damage and Peripheral Neuropathy and in Diet-Induced Obesity and Type 2 Diabetic Rats. Investigative Ophthalmology & Visual Science 2014; 55:1222-1230.
[15] Friedewald WT, Levy RI, Fredrickson DS. Estimation of the concentration of low-density lipoprotein cholesterol in plasma, without use of the preparative ultracentrifuge. Clin Chem 1972; 18:499-502.
[16] Dyck PJ, Karnes J, O'Brien PC, Swanson CJ. Neuropathy Symptom Profile in health, motor neuron disease, diabetic neuropathy, and amyloidosis. Neurology 1986; 36:1300-1308.
[17] Young MJ, Breddy JL, Veves A, Boulton AJ. The prediction of diabetic neuropathic foot ulceration using vibration perception thresholds. A prospective study. Diabetes Care 1994; 17:557-560.
[18] Alam U, Jeziorska M, Petropoulos IN et al. Diagnostic utility of corneal confocal microscopy and intra-epidermal nerve fibre density in diabetic neuropathy. PloS one 2017; 12:e0180175.
[19] Tavakoli M. MRA. Corneal Confocal Microscopy: A Novel Non-invasive Technique to Quantify Small Fibre Pathology in Peripheral Neuropathies. . JOVE 2011; 47.
[20] Kalteniece A, Ferdousi M. Corneal confocal microscopy is a rapid reproducible ophthalmic technique for quantifying corneal nerve abnormalities. 2017; 12:e0183040.
[21] Petropoulos IN, Ferdousi M, Marshall A et al. The Inferior Whorl For Detecting Diabetic Peripheral Neuropathy Using Corneal Confocal Microscopy. Invest. Ophthalmol. Vis. Sci. 2015; 56:2498-2504.
[22] Dabbah MA, Graham J, Petropoulos IN et al. Automatic analysis of diabetic peripheral neuropathy using multi-scale quantitative morphology of nerve fibres in corneal confocal microscopy imaging. Medical image analysis 2011; 15:738-747.
[23] Adam S, Azmi S, Ho JH et al. Improvements in Diabetic Neuropathy and Nephropathy After Bariatric Surgery: a Prospective Cohort Study. Obes Surg 2021; 31:554-563.
[24] Ferdousi M, Kalteniece A, Azmi S et al. Diagnosis of Neuropathy and Risk Factors for Corneal Nerve Loss in Type 1 and Type 2 Diabetes: A Corneal Confocal Microscopy Study. Diabetes Care 2021; 44:150-156.
[25] Kass-Iliyya L, Javed S, Gosal D et al. Small fiber neuropathy in Parkinson's disease: A clinical, pathological and corneal confocal microscopy study. Parkinsonism Relat. Disord. 2015; 21:1454-1460.
[26] Kalteniece A, Ferdousi M, Petropoulos I et al. Greater corneal nerve loss at the inferior whorl is related to the presence of diabetic neuropathy and painful diabetic neuropathy. Scientific reports 2018; 8:1-8.
[27] Gad H, Al‐Jarrah B, Saraswathi S et al. Corneal nerve loss in children with type 1 diabetes mellitus without retinopathy or microalbuminuria. Journal of diabetes investigation 2020; 11:1594-1601.
[28] Tavee J, Zhou L. Small fiber neuropathy: A burning problem. Cleve Clin J Med 2009; 76:297-305.
[29] Botez SA, Herrmann DN. Pitfalls of diagnostic criteria for small fiber neuropathy. Nature Clinical Practice Neurology 2008; 4:586-587.
[30] Mehra S, Tavakoli M, Kallinikos PA et al. Corneal confocal microscopy detects early nerve regeneration after pancreas transplantation in patients with type 1 diabetes. Diabetes care 2007; 30:2608-2612.
[31] Azmi S, Ferdousi M, Liu Y et al. The role of abnormalities of lipoproteins and HDL functionality in small fibre dysfunction in people with severe obesity. Scientific Reports 2021; 11:12573.
[32] Dyck PJ, Kratz K, Lehman K et al. The Rochester Diabetic Neuropathy Study: design, criteria for types of neuropathy, selection bias, and reproducibility of neuropathic tests. Neurology 1991; 41:799-799.
[33] Zambelis T, Karandreas N, Tzavellas E et al. Large and small fiber neuropathy in chronic alcohol‐dependent subjects. Journal of the Peripheral Nervous System 2005; 10:375-381.
[34] Dyck PJ, Karnes JL, Daube J et al. Clinical and neuropathological criteria for the diagnosis and staging of diabetic polyneuropathy. Brain 1985; 108:861-880.
[35] Afifi L, Abdelalim A, Ashour A, Al-Athwari A. Correlation between clinical neuropathy scores and nerve conduction studies in patients with diabetic peripheral neuropathy. The Egyptian Journal of Neurology, Psychiatry and Neurosurgery 2016; 53:248-252.
[36] Devigili G, Tugnoli V, Penza P et al. The diagnostic criteria for small fibre neuropathy: from symptoms to neuropathology. Brain 2008; 131:1912-1925.
[37] Lauria G, Morbin M, Lombardi R et al. Axonal swellings predict the degeneration of epidermal nerve fibers in painful neuropathies. Neurology 2003; 61:631-636.
[38] Alam U, Jeziorska M, Petropoulos IN et al. Diagnostic utility of corneal confocal microscopy and intra-epidermal nerve fibre density in diabetic neuropathy. PloS one 2017; 12:e0180175.
[39] Ferdousi M, Kalteniece A, Azmi S et al. Diagnosis of neuropathy and risk factors for corneal nerve loss in type 1 and type 2 diabetes: a corneal confocal microscopy study. Diabetes Care 2021; 44:150-156.
[40] Gad H, Petropoulos IN, Khan A et al. Corneal confocal microscopy for the diagnosis of diabetic peripheral neuropathy: A systematic review and meta-analysis. Journal of diabetes investigation 2021.
[41] Egenolf N, Altenschildesche CMz, Kreß L et al. Diagnosing small fiber neuropathy in clinical practice: a deep phenotyping study. Therapeutic Advances in Neurological Disorders 2021; 14:17562864211004318.