52 results
Post-Traumatic Stress Disorder (PTSD)
Neurochemical abnormalities
 • Hyper-vigilance
 • Emotional hyper-arousal
 • Exaggerated startle reflex
 • Anxiety
• Exaggerated startle ... reflex • Anxiety ... BehavioralDisorder #Pathophysiology ... diagnosis #symptoms #signs ... #psychiatry
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
Infarction • Stable ... /Unstable Angina ... Gastro-Esophageal Reflux ... • Trauma - Neurologic ... /Psychiatric
Brudzinski's Sign in Meningitis

Severe neck stiffness causes the patient's knees and hips to flex when the
Brudzinski's Sign ... neck stiffness causes ... knees and hips to flex ... #Meningitis #clinical ... #physicalexam #neurology
Brudzinski's Sign in Meningitis

Severe neck stiffness causes the patient's knees and hips to flex when the
Brudzinski's Sign ... neck stiffness causes ... knees and hips to flex ... #Meningitis #clinical ... #physicalexam #neurology
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
Hoffman's sign. ... this specific case ... #Reflex #Positive ... #Abnormal #clinical ... #video #neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Definition: • Coma: a state ... • Mutism Pathophysiology ... • Examine for signs ... Casey Albin MD @ ... #PhysicalExam #neurology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
Pathogenesis and clinical ... Hypertension Stage ... diffuse light reflex ... #Retinopathy #pathophysiology ... ophthalmology #diagnosis #signs
Alzheimer’s Disease: Pathogenesis and Clinical Findings
Risk factor for Late Onset Alzheimer's (99% of cases):
 - Increasing
Pathogenesis and Clinical ... chromosome 21) Signs ... seizure, primitive reflexes ... AlzheimersDisease #Dementia #pathophysiology ... geriatrics #diagnosis #signs
Brudzinski’s Sign in Meningitis (first described in 19th century by Dr. Josef Brudzinski)

Brudzinski's sign is characterized
Brudzinski’s Sign ... Passive neck flexion causes ... While the pathophysiology ... an involuntary reflex ... #Meningitis #Clinical
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
hypertension and signs ... heart failure, neurologic ... 109 mm Hg) with clinical ... renal bruit or signs ... Neurologic disorders