Mohammad Taghi Niknejad on Radiopaedia.org

Mohammad Taghi Niknejad

Specialist in Radiology and Diagnostic Imaging
441 results found
Case

7up, Coke down - mnemonic

 Diagnosis not applicable
Dr Mohammad Taghi Niknejad
Published 18 Jan 2013
35% complete
Diagram
Case

Abdominal aortic aneurysm

 Diagnosis almost certain
Dr Mohammad Taghi Niknejad
Published 14 Dec 2012
74% complete
CT
Case

Abdominal multiorgan trauma

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 19 Feb 2013
74% complete
CT
Case

Aberrant right subclavian artery

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 21 Jun 2018
92% complete
CT
Case

Absent thumb

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 23 Jun 2018
66% complete
X-ray
Case

Achalasia

 Diagnosis almost certain
Dr Mohammad Taghi Niknejad
Published 27 Jun 2018
75% complete
Barium
Case

Achalasia

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 15 Aug 2018
82% complete
Barium
Case

Achalasia

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 13 Jun 2018
82% complete
Barium
Case

Achalasia

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 20 May 2018
88% complete
Fluoroscopy
Case

Achalasia

 Diagnosis possible
Dr Mohammad Taghi Niknejad
Published 23 Jun 2013
60% complete
X-rayBarium
Case

Achalasia

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 15 Jun 2018
91% complete
Barium
Case

Achalasia simulating mediastinal mass

 Diagnosis almost certain
Dr Mohammad Taghi Niknejad
Published 24 Jun 2013
60% complete
Annotated imageX-rayBarium
Case

Achalasia (timed oesophagogram)

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 06 Jul 2018
91% complete
Barium
Case

Achondroplasia (pelvis)

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 30 Jun 2018
91% complete
X-ray
Case

Acquired adrenal hyperplasia - due to thymic carcinoid tumour

 Diagnosis probable
Dr Mohammad Taghi Niknejad
Published 13 Jan 2013
71% complete
CT
Case

Acute appendicitis with appendicoliths

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 06 Jan 2013
86% complete
CT
Case

Acute invasive fungal sinusitis with orbital involvement

 Diagnosis probable
Dr Mohammad Taghi Niknejad
Published 17 Dec 2012
71% complete
CT
Case

Acute pancreatitis

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 14 Dec 2012
89% complete
CT
Case

Adenocarcinoma of colon in patient with ulcerative colitis

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 25 Jun 2017
93% complete
CT
Case

Adrenal calcification (bilateral)

AP View
 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 24 Jun 2013
79% complete
X-ray
Case

Ankylosing spondylitis

 Diagnosis almost certain
Dr Mohammad Taghi Niknejad
Published 12 Jan 2013
71% complete
CT
Case

Ankylosing spondylitis with bamboo spine and dagger sign

AP radiograph
 Diagnosis almost certain
Dr Mohammad Taghi Niknejad
Published 18 Feb 2013
75% complete
X-ray
Case

Ankylosing spondylitis with dagger sign

There is a single...
 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 24 Jun 2017
91% complete
X-ray
Case

Ankylosing spondylitis with dagger sign

 Diagnosis almost certain
Dr Mohammad Taghi Niknejad
Published 26 Jun 2018
75% complete
X-ray
Case

Antrochoanal polyp

 Diagnosis almost certain
Dr Mohammad Taghi Niknejad
Published 01 Dec 2014
65% complete
CT
Case

Aortic dissection - Stanford type A

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 10 Dec 2012
86% complete
CT
Case

Apophysis of the proximal 5th metatarsal

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 23 Jun 2017
91% complete
X-ray
Case

Apophysis of the proximal 5th metatarsal

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 13 Jul 2018
91% complete
X-ray
Case

Apophysis of the proximal 5th metatarsal

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 02 Aug 2018
91% complete
X-ray
Case

Apophysis of the proximal 5th metatarsal

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 16 Aug 2018
91% complete
X-ray
Case

Appendiceal mucocoele due to adjacent caecal tumour

 Diagnosis probable
Dr Mohammad Taghi Niknejad
Published 21 Nov 2012
62% complete
CT
Case

Apple-core appearance of the colon

Typical apple-cor...
 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 01 Mar 2013
63% complete
Diagram
Case

Arachnoid cyst

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 10 Jul 2018
92% complete
CT
Case

Atypical 2nd branchial cleft cyst (type IV) - infected

 Diagnosis probable
Dr Mohammad Taghi Niknejad
Published 26 Dec 2012
68% complete
CT
Case

Autosomal dominant polycystic kidney disease with hepatic involvement

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 09 Dec 2014
92% complete
CT
Case

Avascular necrosis (bilateral hip joints)

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 06 Jul 2018
91% complete
X-ray
Case

Avascular necrosis of the hip joint

 Diagnosis almost certain
Dr Mohammad Taghi Niknejad
Published 18 Jul 2018
72% complete
X-ray
Case

Avulsion fracture of the 5th metatarsal styloid - pseudo-Jones fracture

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 10 Jul 2018
91% complete
X-ray
Case

Avulsion fracture of the 5th metatarsal styloid - pseudo-Jones fracture

 Diagnosis almost certain
Dr Mohammad Taghi Niknejad
Published 23 Jun 2018
75% complete
X-ray
Case

Avulsion fracture of the 5th metatarsal styloid - pseudo-Jones fracture

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 02 Jul 2018
91% complete
X-ray
Case

Benign external hydrocephalus

 Diagnosis almost certain
Dr Mohammad Taghi Niknejad
Published 29 Jun 2017
74% complete
CT
Case

Benign external hydrocephalus

 Diagnosis almost certain
Dr Mohammad Taghi Niknejad
Published 28 May 2018
74% complete
CT
Case

Bicornuate bicollis uterus

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 12 Jul 2018
95% complete
MRI
Case

Bicornuate uterus

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 27 Jul 2018
82% complete
Fluoroscopy
Case

Bifid rib

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 15 Aug 2018
79% complete
X-ray
Case

Bilateral accessory breast tissue

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 29 Jun 2017
79% complete
Mammography
Case

Bilateral anterior shoulder fracture-dislocations

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 21 May 2018
91% complete
X-ray
Case

Bilateral carotid body tumours

 Diagnosis almost certain
Dr Mohammad Taghi Niknejad
Published 20 Jul 2018
77% complete
CT
Case

Bilateral carotid body tumours and left glomus jugulare tumour

 Diagnosis almost certain
Dr Mohammad Taghi Niknejad
Published 21 Jul 2018
74% complete
CT
Case

Bilateral ocular proptosis

 Diagnosis almost certain
Dr Mohammad Taghi Niknejad
Published 17 Dec 2012
65% complete
CT
Case

Bilateral spontaneous pneumothorax

 Diagnosis almost certain
Dr Mohammad Taghi Niknejad
Published 06 Jul 2018
72% complete
X-ray
Case

Bilateral tubal block and hydrosalpinx

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 27 May 2018
91% complete
Fluoroscopy
Case

Black eyebrow sign

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 16 Aug 2018
84% complete
X-rayCT
Case

Blind-ending branch of a bifid ureter

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 20 Jun 2018
88% complete
CT
Case

Bone infarction

 Diagnosis almost certain
Dr Mohammad Taghi Niknejad
Published 03 Jul 2017
69% complete
X-ray
Case

Boxer's fracture

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 12 Aug 2018
88% complete
X-ray
Case

Boxer's fracture

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 21 Jun 2017
82% complete
X-ray
Case

Brachymetatarsia

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 18 Jun 2018
91% complete
X-ray
Case

Brain development - diagram

 Diagnosis not applicable
Dr Mohammad Taghi Niknejad
Published 04 Jan 2013
22% complete
Diagram
Case

Breast cancer: on CT

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 23 Nov 2012
89% complete
CT
Case

Breast hamartoma

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 21 May 2018
91% complete
Mammography
Case

Bronchocele

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 30 May 2018
89% complete
CT
Case

Bronchopleural fistula - postoperative complication

 Diagnosis almost certain
Dr Mohammad Taghi Niknejad
Published 29 Dec 2012
77% complete
CT
Case

Brown tumour - involving skull

 Diagnosis probable
Dr Mohammad Taghi Niknejad
Published 06 Dec 2012
68% complete
CT
Case

Brown tumours

 Diagnosis almost certain
Dr Mohammad Taghi Niknejad
Published 29 Nov 2012
65% complete
CT
Case

Budd-Chiari syndrome

 Diagnosis almost certain
Dr Mohammad Taghi Niknejad
Published 31 May 2018
74% complete
CT
Case

Caecal tumour with large pelvic lipoma

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 22 Nov 2012
92% complete
CT
Case

Calcaneal lipoma with Cockade sign

 Diagnosis probable
Dr Mohammad Taghi Niknejad
Published 04 Jul 2018
66% complete
X-ray
Case

Calcaneal lipoma with Cockade sign

 Diagnosis almost certain
Dr Mohammad Taghi Niknejad
Published 22 Jun 2017
72% complete
X-ray
Case

Calcific tendinosis of supraspinatus tendon

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 15 Jun 2018
79% complete
X-ray
Case

Calcified meningioma

 Diagnosis almost certain
Dr Mohammad Taghi Niknejad
Published 08 Dec 2014
77% complete
CT
Case

Calcium milk gallbladder

 Diagnosis almost certain
Dr Mohammad Taghi Niknejad
Published 15 Jun 2018
77% complete
CT
Case

Carotid body tumour

 Diagnosis probable
Dr Mohammad Taghi Niknejad
Published 23 Nov 2012
56% complete
CT
Case

Carotid body tumour

 Diagnosis almost certain
Dr Mohammad Taghi Niknejad
Published 31 May 2018
74% complete
CT
Case

Carotid body tumour

 Diagnosis almost certain
Dr Mohammad Taghi Niknejad
Published 17 Jul 2018
74% complete
CT
Case

Caudal regression syndrome

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 27 Jul 2018
95% complete
MRI
Case

Cavernous transformation of the portal vein

 Diagnosis almost certain
Dr Mohammad Taghi Niknejad
Published 16 Mar 2013
77% complete
CT
Case

Cemento-ossifying fibroma

 Diagnosis probable
Dr Mohammad Taghi Niknejad
Published 12 Jan 2013
59% complete
CT
Case

Cerebellar arteriovenous malformation

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 05 May 2016
89% complete
MRI
Case

Cerebellar haemorrhage

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 08 Dec 2014
92% complete
CT
Case

Cerebral arteriovenous malformation

 Diagnosis almost certain
Dr Mohammad Taghi Niknejad
Published 17 Jun 2018
77% complete
MRI
Case

Cerebral cavernoma

 Diagnosis almost certain
Dr Mohammad Taghi Niknejad
Published 17 Jun 2018
77% complete
MRI
Case

Cervical intercalary bones

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 25 Jul 2018
91% complete
X-ray
Case

Chilaiditi sign

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 22 May 2018
91% complete
X-ray
Case

Chilaiditi syndrome: pseudopneumoperitoneum

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 08 Jan 2013
91% complete
X-ray
Case

Cholangiocarcinoma

 Diagnosis almost certain
Dr Mohammad Taghi Niknejad
Published 07 Dec 2012
77% complete
CT
Case

Choledochal cysts - type IVa

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 30 Nov 2012
83% complete
CT
Case

Choledocholithiasis

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 31 May 2018
94% complete
Fluoroscopy
Case

Choledocholithiasis - on CT

 Diagnosis probable
Dr Mohammad Taghi Niknejad
Published 15 Mar 2013
68% complete
CT
Case

Chondroblastoma of scapula

 Diagnosis almost certain
Dr Mohammad Taghi Niknejad
Published 14 Jan 2013
75% complete
X-ray
Case

Chondrosarcoma of the spine

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 15 Feb 2013
91% complete
X-ray
Case

Choroidal fissure cyst

 Diagnosis certain
Dr Mohammad Taghi Niknejad
Published 10 Jul 2018
92% complete
MRI
Case

Choroidal fissure cyst

 Diagnosis almost certain
Dr Mohammad Taghi Niknejad
Published 08 Dec 2014
77% complete
CT
Case

Choroid plexus xanthogranuloma

 Diagnosis probable
Dr Mohammad Taghi Niknejad
Published 25 Nov 2014
68% complete
CT

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