12 results
Appendicitis on RLQ POCUS

Classic story for appendicitis in an adolescent male (<1 day of epigastric pain
adolescent male (<1 ... of epigastric pain ... part of abdomen ... Diagnosis confirmed ... #Clinical #Abdominal
Localized Acute Abdominal Pain(<72 hours) - Differential Diagnostic Algorithm
Look for surgical abdomen
Upper quadrant: R/O cardiac, pulmonary,
Localized Acute ... Abdominal Pain(< ... Look for surgical abdomen ... Peritoneal - Bowel • Appendicitis ... #Abdominal #Pain
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Interpretation: 1. ... Acute or chronic ... And BMP Normal Values ... mmol/L Step 1 ... Hyperventilation (Anxiety, pain
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
to bolus these values ... / hypoxemia -> focus ... tests before beginning ... cardiac output - Acute ... peritonitis - Acute
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
Proves cause-effect ... = incidence in acute ... how related two values ... but not on the causal ... #calculations #diagnosis
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
- Differential Diagnosis ... Cramps: • Muscle pain ... legs, arms or abdomen ... - Headache - Abdominal ... Multi-system illness: 1.
DKA DIAGNOSTIC CRITERIA:
1. Serum glucose >250 mg/dL
2. Arterial pH <7.3
3. Serum bicarbonate <18 mEq/L
4. At least
DKA DIAGNOSTIC CRITERIA ... : 1. ... physiologic stress or acute ... , vomiting, abdominal ... pain, and hyperventilation
Cushing's Syndrome - Hypercortisolism - Diagnosis and Clinical Features
1) Skin
 • Thin, easily bruisable skin with
Hypercortisolism - Diagnosis ... classically purple abdominal ... , oral cavity) Caused ... dexamethasone suppression test ... or M RI of the abdomen
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
• Prevalence: 1: ... spine • MCC- acute ... - Emergency Causes ... Spinal infection/abscess ... #causes #neurology
Modified dengue severity classification, PAHO/WHO
Dengue without warning signs - DNWS:
 • Person who lives or has
retro-orbital pain ... positive tourniquet test ... transmission, with acute ... Intense abdominal ... classification #diagnosis