Primary Care

Types of AV Blocks

Neuros Medical Verified User January 25, 2019 Primary Care Comments Off 1916 views

AV blocks are partial or complete interruption of electrical transmission from the atria to the ventricles. The most common causes are: Idiopathic fibrosisIschemic heart diseaseDrugs (BBs, CCBs, Digoxin, Amiodarone)Valvulopathy Congenital heart, genetic or other disorders The different types of heart blocks are as follows: [1] FIRST DEGREE HEART BLOCK PR interval is longer >0.20 secs, seen on the ECG. The conduction is slowed without any skipped beats. ...

Rheumatic Diseases and Antibodies

Neuros Medical Verified User January 10, 2019 Primary Care , USMLE Step 1 , USMLE Step 2 Comments Off 5964 views

A variety of Rheumatic diseases have different antibodies that help us diagnose them. Here is a nice reference chart for them.

Cardinal Features of Stroke

Neuros Medical Verified User January 10, 2019 Primary Care Comments Off 2887 views

Being able to identify the key symptoms of stroke allows one to be treated as soon as possible. Identifying it in someone, can help save their life. So Remember BE FAST and save a person having a stroke! Be a Hero!

Diabetic Foot Infections

Neuros Medical Verified User January 8, 2019 Primary Care Comments Off 1438 views

EPIDEMIOLOGY Increasing diabetes mellitus by 38% since 2004. Financial burden of foot ulcer is approximately $20,000 dollars within 2 years of diagnosis and lifetime cost of an amputation is approximately $50,000. PATHOPHYSIOLOGY - Direct bacterial invasion from skin ulcer break in the skin barrier - Oxidative stress, poor nutrition, impaired neutrophil function, ischemia from vascular insufficiency - Peripheral neuropathy leads to risk of developing foot ulcers. Sensory neuropathy leads to loss of protective sensation. Motor neuropathy leads to deformities that leading developing pressure points. Autonomic ...

Herpes Zoster

Neuros Medical Verified User December 13, 2018 Primary Care Comments Off 1480 views

Herpes Zoster is the reactivation of varicella zoster virus infection. It usually presents as a painful vesicular eruption with a dermatomal distribution. PATHOPHYSIOLOGY The varicella virus lives inactive in the dorsal root / cranial nerve ganglia after primary infection. Reactivation of this virus causes replication of the virus in the neuronal bodies and are then carried along the axons to the skin dermatomes, causing the inflammatory eruptions. RISK FACTORS 1. Age (mostly seen in geriatric population) 2. Immunosuppressed state (pregnancy, HIV, malignancy) 3. Spinal surgery 4. Stress 5. ...

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