10 results
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
conjunctiva) • Bitot's spots ... #Xeropthalmia #pathophysiology ... #ophthalmology ... #diagnosis #signs
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
-> Cotton-wool spots ... Retinopathy #Diabetes #ophthalmology ... #diagnosis #complications ... #pathophysiology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
-> Cotton-wool Spots ... -> Elschnig's Spots ... #Retinopathy #pathophysiology ... #ophthalmology ... #diagnosis #signs
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
-> Cherry-red spot ... Occlusion #CRAO #pathophysiology ... #ophthalmology ... #diagnosis #signs
Amebiasis - Naegleria fowleri - Life Cycle
1) Cysts
2) Trophozoite
3) Flagellated Form
4) Promitosis
→ Water-related activities such as
or other water sports ... Naegleria #fowleri #LifeCycle ... #diagnosis #pathophysiology
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
Histoplasmosis Diagnosis ... Pulmonary 3) Abdominal ... Mucormycosis Diagnosis ... Inhalation of spores ... Aspergillosis Pathophysiology
Ocular Globe Rupture on POCUS

A patient presents with eye pain and is unable to open his
Globe Rupture on POCUS ... What is your diagnosis ... of the sclera supports ... the diagnosis of ... #Ocular #Ophthalmology
Small Bowel Obstruction on POCUS

This 28yo female with history of Crohn's disease presents with abdominal pain,
Obstruction on POCUS ... presents with abdominal ... vomiting, which she reports ... for this SBO, diagnosed ... #Obstruction #POCUS
Abdominal Compartment Syndrome & Intrabdominal Pressure Measurement
APP (Abdominal Perfusion Pressure) = MAP (Mean Arterial Pressure) -
Abdominal Compartment ... POCUS) and function ... the Foley side port ... distal to the port ... #Instructions #diagnosis
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
Several of the diagnoses ... This post will focus ... considering the diagnosis ... Due to their short ... consider intra-abdominal