51 results
Positive Lachman test in ACL Injury

Here is an exam of a patient under anesthesia with an
Lachman test in ACL Injury ... That causes the ... test #ACL #Knee #Injury ... #PhysicalExam #Sports
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
URT inflammation causes ... severe swelling causes ... Tetanus Toxin -> Spores ... metabolites induce injury ... lymph -> Koplik's spots
Cotton Wool Spots

Caused by microinfarcts. Exploded ganglion cell axons extrude their axoplasm into retina. Long DDx:
Cotton Wool Spots ... Caused by microinfarcts ... #CottonWool #Spots ... #fundoscopy #ophthalmology
Acquired Immunodeficiency Syndrome (AIDS): Summary of Causes and Ocular Manifestations
 • Molluscum lesions
 • Eyelid Kaposi
AIDS): Summary of Causes ... • Cotton wool spots ... Complications #ophthalmology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
hyalinization causes ... BRB breakdown causes ... -> Cotton-wool Spots ... -> Elschnig's Spots ... pathophysiology #ophthalmology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Fasciculus (MLF) Iniury ... Skew Deviation Casey ... #Localization #ophthalmology
Mechanisms of Pain
Mixed - Nociceptive/Neuropathic
Nociceptive - Tissue Damage
 - Visceral - (From organ/cavity lining) Poorly localized,
Well-localized, sharp, short ... • Spinal injury ... Diagnosis #Algorithm #Causes
Acute Coronary Syndrome (ACS) Definitions - Stable Angina, Unstable Angina, NSTEMI, STEMI
1 STABLE ANGINA - Angina
rapidly over a short ... thrombus formation causes ... that results in injury ... in transmural injury
Traumatic Red Eye - Differential Diagnosis Algorithm
Surface Injury:
 • Corneal Abrasion
 • Ultraviolet Keratitis
 • Chemical
Algorithm Surface Injury ... • Orbital Apex Injury ... Globe Penetrating Injury ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
-> Cotton-wool spots ... retinal ischemia causes ... Retinopathy #Diabetes #ophthalmology