75 results
Central retinal artery occlusion (CRAO). Positive "spot sign" on Ocular Ultrasound

78 yo M with sudden onset
Positive "spot sign ... " on Ocular Ultrasound ... Occlusion #Embolus #Clinical ... #POCUS #Ocular ... #Ultrasound
Spondylolysis & Spondylolisthesis: Pathogenesis and Clinical Findings

Pars interarticularis stress fracture (spondylolysis) - most frequently in the
Pathogenesis and Clinical ... tenderness • Positive ... vertebrae • CT - collar ... Spondylolisthesis #MSK ... #diagnosis #pathophysiology
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Associated Lung Ultrasound ... Respiratory Distress Syndrome ... #pulmonary #differential ... #diagnosis #signs ... #Lung #POCUS #ultrasound
False Positive Lung Point on POCUS
Lung-Cardiac Point and Lung-Diaphragm Point
These images highlight selected differentials to pleural
False Positive Lung ... Point on POCUS ... #clinical #lungcardiac ... lungdiaphragam #ultrasound ... #diagnosis #mimics
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Hypertension - Differential ... Diagnosis and Screening ... disease - Renal ultrasound ... conditions (supine position ... #Diagnosis #Causes
Causes of Gallbladder Wall Thickening - Differential Diagnosis
 • Physiologic: Contracted gall bladder in a non-fasting
Causes of Gallbladder ... Wall Thickening - Differential ... Diagnosis • Physiologic ... cirrhosis, Nephrotic syndrome ... #POCUS #ultrasound
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
Optica (NMO) - Clinical ... desaturation, Scotoma, Ocular ... complications (AQP4-positive ... Manifestations #diagnosis ... neurology #symptoms #signs
Rare Causes of Abdominal Pain
 • Hereditary Angioneurotic Edema - Recurrent visceral that may by swelling
Carnett's sign ... incisional hernias: clinical ... radicular pain #Rare #Causes ... Abdominal #Pain #differential ... #diagnosis
Portal Hypertension - Differential Diagnosis
Portal Pressure = the pressure difference between the pressure in the portal
Hypertension - Differential ... Diagnosis Portal ... >10 mmHg - clinically ... and hepatorenal syndrome ... #Diagnosis #causes
Syncope is a sudden, transient loss of consciousness, which is thought to be secondary to cerebral
carotid sinus syndrome ... syncope (ruling out differential ... diagnoses), ruling ... orthostatic vital sign ... should be guided by clinical