16 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
CNS Ring-Enhancing ... Lesions - Immunocompromised ... Immunocompetent Multiple Ring-Enhancing ... an incomplete ring ... differential #diagnosis #causes
MAGIC DR – a handy mnemonic used to remember the potential causes of a cerebral ring
the potential causes ... of a cerebral ring ... enhancing lesion ... RingEnhancing #Lesions
Algorithm for evaluating multiple ring-enhancing lesions in immunocompetent (HIV negative)

#ringenhancing #lesions #cns #brain #diagnosis #differential #algorithm
evaluating multiple ring-enhancing ... lesions in immunocompetent ... ringenhancing #lesions ... differential #algorithm #causes
Bronchiectasis is defined as localized bronchial dilatation.
The diagnosis of bronchiectasis is usually based on a combination
dilatation (signet-ring ... trapping A signet-ring ... dilated bronchus (ring ... The most common cause ... Diagnosis #Radiology #Pulmonary
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
crescent or complete ring ... • Infectious Causes ... Non-Infectious Causes ... organizing pneumonia, Pulmonary ... Differential #Diagnosis #pulmonary
Breast Discharge - Differential Diagnosis Algorithm
High Prolactin + Normal TSH
 • Microprolactinoma
 • Steroid Hormone Intake
Stalk Compression/Lesion ... Contraceptive Pill/Patch/Ring ... Endocrinology #Causes
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
begins with a large lesion ... atch • Tinea (Ring ... Worm) - Annular (Ring ... - shaped) lesion ... Diagnosis #Algorithm #causes
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
dysfunction • Imaging: ring-enhanced ... lesion Pott's Disease ... surrounding edema and ring-enhancement ... lesion Tuberculous ... neurological symptoms • Caused
Stridor - Differential Diagnosis Framework:
High-pitched, variable respiratory sound

ETIOLOGIES:
Infectious:
 • Retropharyngeal abscess
 • Acute epiglottitis
 • Peritonsillar
Tracheomalacia • Vascular ring ... differential #diagnosis #causes ... #pulmonary #airway
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
hyalinization causes ... BRB breakdown causes ... white ischemic lesions ... hypo-pigmented ring ... disc arterioles causes