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

78 yo M with sudden onset
Central retinal ... Positive "spot sign ... MaimoUltrasound #CRAO #Central ... Embolus #Clinical #POCUS
92F w acute painless monocular vision loss. What's the diagnosis?

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Central retinal artery occlusion (CRAO)! Retrobulbar "spot
Central retinal ... Retrobulbar "spot ... sign" with embolus ... #Clinical #POCUS ... CRAO #SpotSign #Central
Differentiating Features Between Central and Peripheral Cyanosis

Mechanism - Arterial destauration
Sites - Skin, mucous membrane of oral
Features Between Central ... therapy - Pulmonary cause ... Arterial blood gas - pO2 ... #Cyanosis #Central ... Peripheral #Comparison #Signs
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... Dysfunction - Nausea ... Bone Fracture Central ... neurologic symptoms/signs ... Diagnosis #Algorithm #Causes
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
Central Retinal ... => Blockage of central ... -> Cherry-red spot ... retinal edema caused ... ophthalmology #diagnosis #signs
CLINICAL MANIFESTATIONS 
OF ADRENAL INSUFFICIENCY. 

Primary and secondary adrenal insufficiency:
 - Tiredness, weakness, mental depression
Tiredness, weakness, mental ... hypotension - Nausea ... thyroid disease - Central ... Insufficiency #Signs
Severe Asthma Exacerbation
Signs of a Severe Asthma Exacerbation:
 • Vitals: ↑HR ↑RR ↓SpO2
 • High work
Exacerbation Signs ... Vitals: ↑HR ↑RR ↓SpO2 ... Asthma: • Volume control
Ultrasound-Guided Regional Nerve Blocks in Emergency Medicine: Superficial Cervical Plexus Nerve Block
Uses in the Emergency Department:
Plexus Nerve Block Uses ... clavicle fracture, central ... ultrasound #anesthesia #pocus
Modified dengue severity classification, PAHO/WHO
Dengue without warning signs - DNWS:
 • Person who lives or has
without warning signs ... and no apparent focus ... Dengue with warning signs ... the following signs ... metrorrhagia, central
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Equina Syndrome Causes ... disc herniation (central ... lumbar spine Signs ... diagnosis #symptoms #signs