14 results
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
infiltration (e.g ... Marrow suppression (e.g ... Index > 3: • Acute ... Intrinsic RBC defects (e.g ... #differential #
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Volume (MCV) - Differential ... • Secondary (e.g ... RA, SLE, PRV, Chronic ... Normal RBCs • Acute ... #Differential #
Approach to Diarrhea - Differential Diagnosis and Workup Algorithm

Acute Diarrhea (MINT):
 • Medications
 • Infections: Inflammatory
Approach to Diarrhea ... - Differential ... Workup Algorithm Acute ... Necrosis • Toxic (e.g ... ingestions ischemia) Chronic
Pediatric Vomiting - Gastrointestinal and Systemic Causes - Differential Diagnosis Algorithm
Hepatobiliary:
 • Acute Hepatitis
 • Acute
Systemic Causes - Differential ... Gastrointestinal - Chronic ... Diabetes/ DKA • Uremia ... Other: • Sepsis (e.g ... Psychogenic #Emesis
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Approach to ECGs ... = Biomarkers + ECG ... women • DDx: Acute ... #Ischemia #ECG ... #EKG #diagnosis
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Acute and Chronic ... : Anemia, Arrhythmia ... Neuromuscular disease (eg ... Metabolic acidosis (eg ... #Differential #
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Thrombocytosis - Differential ... Thrombocytosis): • Acute ... malignancies • Anemia ... hemorrhage) • Chronic ... inflammatory disorders (e.g
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
(Ischemia) - Acute ... • Sickle Cell Anemia ... Septic Embolism (e.g ... Fat Embolism (e.g ... Mycotic Aneurysm (e.g
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Arthritis: • Acute ... or chronic infections ... joint trauma (e.g ... #Joint #Pain #MSK ... #workup #differential
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
STEMI Equivalents ... on ECG • Conventional ... deviation) • Acute ... #ECG #EKG #diagnosis ... #differential #