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  1. Is optic nerve sheath diameter a promising screening tool to predict neurological outcomes and the need for secondary decompressive craniectomy in moderate to severe head injury patients? A prospective monocentric observational pilot study

    Article • Surgical Neurology International, August 2023, Scientific Scholar

    Dr Krishnan Nagarajan

  2. Vascular Compression of Medulla Oblongata by Non-Dolichoectatic Vertebral Artery

    Article • Indian Journal of Neurosurgery, June 2023, Thieme Publishing Group

    Dr Krishnan Nagarajan

  3. Rapidly Resolving Orbital Pseudotumor in Systemic Lupus Erythematosus

    Article • Indian Journal of Rheumatology, May 2023, Medknow

    Dr Krishnan Nagarajan

  4. Tuberculous subdural empyema mimicking chronic subdural hematoma

    Article • Journal of Neurosciences in Rural Practice, May 2023, Scientific Scholar

    Dr Krishnan Nagarajan

  5. Calcifications in Cerebral Infarcts: Report of Two Cases

    Article • Journal of Stroke Medicine, May 2023, SAGE Publications

    Dr Krishnan Nagarajan

  6. Atretic cephaloceles with different imaging phenotypes – Case series with review of literature

    Article • Journal of Neurosciences in Rural Practice, March 2023, Scientific Scholar

    Dr Krishnan Nagarajan

  7. Socio-demographic factors, clinico-radiological profile of patients with traumatic cervical spine injury in South India, and its association with short-term clinical outcome

    Article • Journal of Family Medicine and Primary Care, January 2023, Medknow

    Dr Krishnan Nagarajan

  8. Vascular Plug as Adjunct in the Treatment of Giant Serpentine Splenic Artery Aneurysm

    Article • Indian Journal of Vascular and Endovascular Surgery, January 2023, Medknow

    Dr Krishnan Nagarajan

  9. Unusual Presentation of a Rib Osteochondroma as Hard Breast Lump in a Young Male: A Case Report

    Article • Journal of the Korean Society of Radiology, January 2023, XMLink

    Dr Krishnan Nagarajan

  10. Infantile presentation of villous hyperplasia of choroid plexus as a rare cause of hydrocephalus

    Article • Journal of Pediatric Neurosciences, January 2023, Medknow

    Dr Krishnan Nagarajan

  11. Epidural and paraspinal varices seen in inferior vena cava agenesis causing lumbar radiculopathy

    Article • Journal of Neurosciences in Rural Practice, December 2022, Scientific Scholar

    Dr Krishnan Nagarajan

  12. Spectrum of intracranial and spinal epidermoids including unusual locations and imaging findings: A pictorial review

    Article • Journal of Medical Imaging and Radiation Oncology, December 2022, Wiley

    Dr Krishnan Nagarajan

  13. Alkaline pH in intracranial tuberculomas: A 31Phosphorus magnetic resonance spectroscopy study

    Article • Journal of Neurosciences in Rural Practice, December 2022, Scientific Scholar

    Dr Krishnan Nagarajan

  14. Prevalence of hepatic vascular anomalies in consecutive contrast-enhanced computed tomography images — a retrospective observational study

    Article • Egyptian Liver Journal, November 2022, Springer Science + Business Media

    Dr Krishnan Nagarajan

  15. Morphometric evaluation of great vein of Galen and its clinical implications

    Article • Anatomy & Cell Biology, October 2022, Korean Association of Anatomists (KAMJE)

    Dr Krishnan Nagarajan

  16. Neuroimaging Profile of drug-resistant Epilepsy from a Tertiary Care Center in South India

    Article • Journal of the Association of Physicians of India, July 2022, Jaypee Brothers Medical Publishing

    Dr Krishnan Nagarajan

  17. Pelvic congestion syndrome: a potentially treatable cause of intractable dysmenorrhoea

    Article • International Journal of Reproduction Contraception Obstetrics and Gynecology, March 2022, Medip Academy

    Dr Krishnan Nagarajan

  18. Nontraumatic Cervical Internal Carotid Artery Pseudoaneurysm in a 16-Month-Old Child Treated by Coil Embolization

    Article • Journal of Clinical Interventional Radiology ISVIR, February 2022, Thieme Publishing Group

    Dr Krishnan Nagarajan

  19. Evaluation of acoustic radiation force impulse imaging in differentiating benign and malignant cervical lymphadenopathy

    Article • Journal of Medical Ultrasound, January 2022, Medknow

    Dr Krishnan Nagarajan

  20. Unusual manifestations of extra-pulmonary tuberculosis: a pictorial essay

    Article • Polish Journal of Radiology, January 2022, Termedia Sp. z.o.o.

    Dr Krishnan Nagarajan

  21. Intrasphenoidal Rathke cleft cyst: A rare case report

    Article • Journal of Pediatric Neurosciences, January 2022, Medknow

    Dr Krishnan Nagarajan

  22. Pituitary Dysfunction Following Snakebite Envenomation: A Clinico–Radiological Assessment of 15 Cases and Review of the Literature

    Article • Neurology India, January 2022, Medknow

    Dr Krishnan Nagarajan

  23. Iatrogenic superior gluteal artery pseudoaneurysm due to iliac bone marrow biopsy treated with endovascular coil embolization

    Article • Indian Journal of Vascular and Endovascular Surgery, January 2022, Medknow

    Dr Krishnan Nagarajan

  24. Magnetic Resonance Morphometry of Normal Cerebral Aqueduct in South Indian Population

    Article • Indian Journal of Neurosurgery, November 2021, Thieme Publishing Group

    Dr Krishnan Nagarajan

  25. CT Imaging in Predicting Ovarian Torsion: Report of Two Cases, With and Without Infarction

    Article • Cureus, August 2021, Cureus, Inc.

    Dr Krishnan Nagarajan

  26. Multiple Pulmonary Artery Aneurysms in Hughes‐Stovin Syndrome

    Article • Arthritis & Rheumatology, July 2021, Wiley

    Dr Krishnan Nagarajan

  27. A nomogram for predicting the risk of neck node metastasis in oral cavity carcinoma using acoustic radiation force impulse imaging (ARFI)

    Article • Oral Oncology, July 2021, Elsevier

    Dr Krishnan Nagarajan

  28. Uterine artery embolization for uterine arterio-venous malformation

    Article • International Journal of Reproduction Contraception Obstetrics and Gynecology, June 2021, Medip Academy

    Dr Krishnan Nagarajan

  29. Maxillomandibular Vascular Malformations: Report of Four Cases

    Article • Journal of Clinical Interventional Radiology ISVIR, May 2021, Thieme Publishing Group

    Dr Krishnan Nagarajan

  30. Skull Base Angle Morphometry in South Indian Population with Review on Terminology

    Article • Indian Journal of Neurosurgery, May 2021, Thieme Publishing Group

    Dr Krishnan Nagarajan

  31. Is percutaneous glue injection one of the treatments for arteriovenous malformation pinna?

    Article • BMJ Case Reports, May 2021, BMJ

    Dr Krishnan Nagarajan

  32. Right Trigonal Cavernoma with Cysts and Superficial Siderosis

    Article • Indian Journal of Neurosurgery, April 2021, Thieme Publishing Group

    Dr Krishnan Nagarajan

  33. Magnetic Resonance Imaging in Peripartum Encephalopathy: A Pictorial Review

    Article • Journal of Neurosciences in Rural Practice, April 2021, Thieme Publishing Group

    Dr Krishnan Nagarajan

  34. Evaluation of White Matter Tracts Fractional Anisotropy Using Tract-Based Spatial Statistics and Its correlation with Amyotrophic Lateral Sclerosis Functional Rating Scale Score in Patients with Motor Neuron Disease

    Article • Indian Journal of Radiology and Imaging, April 2021, Thieme Publishing Group

    Dr Krishnan Nagarajan

  35. Pseudoaneurysm of uterine artery complicating caesarean section: a rare cause of intractable secondary postpartum haemorrhage managed with uterine artery embolisation

    Article • BMJ Case Reports, March 2021, BMJ

    Dr Krishnan Nagarajan

  36. Vertebral Artery Loops and Cervicobrachial Pain

    Article • Indian Journal of Neurosurgery, September 2020, Thieme Publishing Group

    Dr Krishnan Nagarajan

  37. Arterio-Hepatic Venous Fistula Following Liver Biopsy: A Rare Case Report and Literature Review

    Article • Vascular and Endovascular Surgery, September 2020, SAGE Publications

    Dr Krishnan Nagarajan

  38. Left Gastric Pseudoaneurysm in a Case of Chronic Pancreatitis: A Case Report With Review of Literature

    Article • Vascular and Endovascular Surgery, September 2020, SAGE Publications

    Dr Krishnan Nagarajan

  39. The Air Inside Joint: A Sign of Disease Pathology or a Benign Condition?

    Article • Cureus, June 2020, Cureus, Inc.

    Dr Krishnan Nagarajan

  40. WMHs AND HOMOCYSTEINE LEVELS AS CANDIDATE BIOMARKER FOR COGNITIVE IMPAIRMENT

    Article • May 2020, Cold Spring Harbor Laboratory Press

    Dr Krishnan Nagarajan

  41. Diffusion-Weighted MR Imaging Can Differentiate Benign and Malignant Uterine Masses

    Article • Indian Journal of Gynecologic Oncology, April 2020, Springer Science + Business Media

    Dr Krishnan Nagarajan

  42. Thin-section 3D Steady-State MRI in Optic Nerve Coloboma

    Article • Neuro-Ophthalmology, March 2020, Taylor & Francis

    Dr Krishnan Nagarajan

  43. Unusual MR Imaging Features in CT Hyperdense Posterior Fossa Dermoids: Report of Two Cases

    Article • Indian Journal of Neurosurgery, February 2020, Thieme Publishing Group

    Dr Krishnan Nagarajan

  44. Periorbital Inner Canthal Arteriovenous Malformations: Percutaneous Glue Embolization in Three Cases

    Article • Journal of Clinical Interventional Radiology ISVIR, February 2020, Thieme Publishing Group

    Dr Krishnan Nagarajan

  45. Regional leptomeningeal collateral score by computed tomographic angiography correlates with 3-month clinical outcome in acute ischemic stroke

    Article • Brain Circulation, January 2020, Medknow

    Dr Krishnan Nagarajan

  46. Infantile presentation of Lehman syndrome with multiple lateral meningoceles, dural ectasias, and herniation of conus: A rare case report

    Article • Journal of Pediatric Neurosciences, January 2020, Medknow

    Dr Krishnan Nagarajan

  47. Intrasphenoidal Encephalocele with Spontaneous Cerebrospinal Fluid Rhinorrhea in Idiopathic Intracranial Hypertension: Need for Clarity in Terminology and Imaging Delineation

    Article • World Neurosurgery, December 2019, Elsevier

    Dr Krishnan Nagarajan

  48. Preoperative Embolization of Glomangiopericytoma: A Technical Note

    Article • Journal of Clinical Interventional Radiology ISVIR, December 2019, Thieme Publishing Group

    Dr Krishnan Nagarajan

  49. MeCP2 and Fragile X negative autistic spectral disorders in South Indian Tamilians commonly associated with non-specific brain imaging anomalies

    Article • Journal of the Neurological Sciences, October 2019, Elsevier

    Dr Krishnan Nagarajan

  50. Transcalvarial and Transdural Involvement of Skull Actinomycosis with Recurrence

    Article • Indian Journal of Neurosurgery, September 2019, Thieme Publishing Group

    Dr Krishnan Nagarajan

  51. Persistent Fetal Trigeminal Artery with Septopreoptic Holoprosencephaly: Report of an Unusual Association

    Article • Journal of Pediatric Neurology, June 2019, Thieme Publishing Group

    Dr Krishnan Nagarajan

  52. Persistent falcine sinus with temporo-occipital schizencephaly: case report with a review of literature in relation to the undeveloped vein of Galen and/or straight sinus

    Article • Child s Nervous System, June 2019, Springer Science + Business Media

    Dr Krishnan Nagarajan

  53. Post-traumatic carotid-cavernous fistula with bilateral proptosis simulating cavernous sinus thrombosis

    Article • BMJ Case Reports, March 2019, BMJ

    Dr Krishnan Nagarajan

  54. Pulmonary capillary hemangiomatosis: An unusual cause of primary pulmonary hypertension in a child with characteristic computed tomography imaging features

    Article • Lung India, January 2019, Medknow

    Dr Krishnan Nagarajan

  55. The “Lip Sign” in MRI of the Spinal Cord

    Article • Korean Journal of Radiology, January 2019, The Korean Society of Radiology (KAMJE)

    Dr Krishnan Nagarajan

  56. A Case of Oculomotor Nerve Palsy caused by Neurovascular Compression by the Fetal Posterior Communicating Artery with a Review of Literature

    Article • Neurology India, January 2019, Medknow

    Dr Krishnan Nagarajan

  57. Three-dimensional magnetic resonance-based morphometry of pituitary stalk

    Article • La radiologia medica, November 2018, Springer Science + Business Media

    Dr Krishnan Nagarajan

  58. Two Cases of Lingual Arteriovenous Malformations with Comorbidities Treated by Glue Embolization: A Report with Review of Literature

    Article • Indian Journal of Otolaryngology and Head & Neck Surgery, September 2018, Springer Science + Business Media

    Dr Krishnan Nagarajan

  59. “Twig-like” cerebral vessels are not pathognomonic for ACTA A2 mutations: A case report

    Article • Interventional Neuroradiology, March 2018, SAGE Publications

    Dr Krishnan Nagarajan

  60. A rare case of horseshoe lung with scimitar syndrome and persistent left superior vena cava

    Article • Lung India, January 2018, Medknow

    Dr Krishnan Nagarajan

  61. Two cases of craniospinal rachischisis totalis: Role of magnetic resonance imaging in diagnosis and review of neural tube defects in the Indian context with implications for folate fortification

    Article • Journal of Pediatric Neurosciences, January 2017, Medknow

    Dr Krishnan Nagarajan

  62. Assessing the Viability of Hadad Flap by Postoperative Contrast-Enhanced Magnetic Resonance Imaging

    Article • JOURNAL OF CLINICAL AND DIAGNOSTIC RESEARCH, January 2017, JCDR Research and Publications

    Dr Krishnan Nagarajan

  63. Takayasu arteritis (TA) first presenting with intestinal ischemia: a case report and review of gastrointestinal tract involvement (ischemic and non-ischemic) associated with TA

    Article • Rheumatology International, November 2016, Springer Science + Business Media

    Dr Krishnan Nagarajan

  64. Pseudoaneurysm: Some Differences in its Character Between the Mesenteric vs. Uterine Artery Highlighting the Unique Feature of This Vascular Disorder: Comments

    Article • CardioVascular and Interventional Radiology, September 2016, Springer Science + Business Media

    Dr Krishnan Nagarajan

  65. Brainstem micro-abscesses caused by Burkholderia pseudomallei in a 10-month-old infant: a case report

    Article • Paediatrics and International Child Health, July 2016, Taylor & Francis

    Dr Krishnan Nagarajan

  66. Traumatic Pseudoaneurysm of the Inferior Mesenteric Artery Branch: A Rare Cause of Lower GI Bleeding and Treatment with Selective Coil Embolization

    Article • CardioVascular and Interventional Radiology, April 2016, Springer Science + Business Media

    Dr Krishnan Nagarajan

  67. Effect of steroid replacement on thyroid function and thyroid autoimmunity in Addison′ s disease with primary hypothyroidism

    Article • Indian Journal of Endocrinology and Metabolism, January 2016, Medknow

    Dr Krishnan Nagarajan

  68. Tuberculous meningitis sequelae as basal cisternal calcifications

    Article • Journal of Pediatric Neurosciences, January 2016, Medknow

    Dr Krishnan Nagarajan

  69. A Rare Case of Basioccipital Encephalomeningocele with Tethered Dermoid Presenting as Cranial Nerve Palsy: A Case Report

    Article • Pediatric Neurosurgery, January 2016, Karger Publishers

    Dr Krishnan Nagarajan

  70. Neurotuberculosis immune reconstitution inflammatory syndrome in the setting of HIV infection: A case report and review of literature

    Article • Indian Journal of Radiology and Imaging, January 2016, Medknow

    Dr Krishnan Nagarajan

  71. Central retinal vein occlusion as the initial presentation in leptomeningeal carcinomatosis

    Article • Indian Journal of Ophthalmology, January 2016, Medknow

    Dr Krishnan Nagarajan

  72. Usefulness of MRI in delineation of dermal and subcutaneous verrucous hemangioma

    Article • Indian Journal of Dermatology, January 2015, Medknow

    Dr Krishnan Nagarajan

  73. Ovarian serous borderline tumors with noninvasive and invasive peritoneal implants: A case report each

    Article • Journal of Cancer Research and Therapeutics, January 2015, Medknow

    Dr Krishnan Nagarajan

  74. Cemento-ossifying fibroma of mandible: An unusual case report and review of literature

    Article • Journal of Oral and Maxillofacial Pathology, January 2015, Medknow

    Dr Krishnan Nagarajan

  75. Infantile maxillary sinus osteomyelitis mimicking orbital cellulitis

    Article • Journal of Global Infectious Diseases, January 2014, Medknow

    Dr Krishnan Nagarajan

  76. Colonic adenocarcinoma, mucosa associated lymphoid tissue lymphoma and tuberculosis in a segment of colon: A case report

    Article • World Journal of Gastrointestinal Oncology, January 2014, Baishideng Publishing Group Co., Limited (formerly WJG Press)

    Dr Krishnan Nagarajan

  77. Ultrasonographic delineation of a foreign body in the calf

    Article • Journal of Emergencies Trauma and Shock, January 2013, Medknow

    Dr Krishnan Nagarajan

  78. A rare case of spontaneous Aspergillus spondylodiscitis with epidural abscess in a 45-year-old immunocompetent female

    Article • Journal of Craniovertebral Junction and Spine, January 2013, Medknow

    Dr Krishnan Nagarajan

  79. ‘Steinstrasse’ in biliary tree - MRCP appearance

    Article • Indian Journal of Gastroenterology, March 2012, Springer Science + Business Media

    Dr Krishnan Nagarajan

  80. Middle Meningeal Arteriovenous Fistula and its Spontaneous Closure

    Article • Interventional Neuroradiology, June 2007, SAGE Publications

    Dr Krishnan Nagarajan

  81. Quantitative magnetic resonance techniques in the evaluation of intracranial tuberculomas

    Article • Acta Radiologica, March 2007, SAGE Publications

    Dr Krishnan Nagarajan

  82. Restricted diffusion in Canavan disease

    Article • Child s Nervous System, January 2007, Springer Science + Business Media

    Dr Krishnan Nagarajan

  83. Orbital Cysticercosis: Comparing Multi-Slice CT and Steady State MR to Identify Scolex

    Article • The Neuroradiology Journal, December 2006, SAGE Publications

    Dr Krishnan Nagarajan

  84. Unilateral Moyamoya Phenomenon Due to MCA Occlusion in a Child Presenting with Intracerebral Hemorrhage

    Article • Interventional Neuroradiology, December 2006, SAGE Publications

    Dr Krishnan Nagarajan

  85. Clinicoradiological features of tuberculous meningitis in patients over 50 years of age

    Article • Journal of Neurology Neurosurgery & Psychiatry, October 2006, BMJ

    Dr Krishnan Nagarajan

  86. Multi-slice computed tomography appearance of abscess of cavum septum pellucidum: a case report and review of the literature

    Article • Acta Radiologica, April 2006, SAGE Publications

    Dr Krishnan Nagarajan