13 results
Fever and Rash - Differential Diagnosis Framework
 • Viral: Measles, Infectious Mono (EBV, CMV), Acute HIV,
Fever and Rash - ... Differential Diagnosis ... Rickettsial diseases, Toxic ... shock syndrome, ... #Rash #Differential
Erythematous Rashes - THE ALGORITHMIC APPROACH

Characterized by diffuse redness of the skin due to
capillary congestion, erythematous
staphylococcal scalded skin syndrome ... Nikolsky sign, the differential ... , and toxic shock ... syndrome (TSS) ... #Differential
Anisocoria Evaluation Flow Chart - Differential Diagnosis
1. Check pupillary reaction to light 
2. Measure pupil size.
Evaluation Flow Chart - Differential ... - Horner's Syndrome ... Dilatation - Adie's Tonic ... Evaluation #Algorithm #Differential ... #Diagnosis #Ophthalmology
Pupillary Abnormalities  Overview
 - Unequal Pupils (anisocoria)
 - Tonic pupil (Adie's pupil)
 - OculomotorNerve (CN
anisocoria) - Tonic ... - Homer's Syndrome ... #Diagnosis #Ophthalmology ... Abnormalities #Differential
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Holmes-Adie Syndrome ... Young females Differential ... Other causes of tonic ... PhysicalExam #neurology #ophthalmology
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
Mydriasis and Miosis - Differential ... glaucoma, Adie's tonic ... response, Serotonin syndrome ... Miosis: Horner's syndrome ... #diagnosis #ophthalmology
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
Actively maintained fever ... • Serotonin syndrome ... Anticholinergic syndrome ... amphetamines) Toxic ... #Hyperthermia #Differential
Lactic Acidosis - Differential Diagnosis Framework

Type A: Impaired O2 Delivery (DO2)
 • Decreased O2 Delivery: Hypotension
Lactic Acidosis - Differential ... Ischemia, Compartment Syndrome ... Pain / Exercise, Fever ... Methanol & Other toxic ... in Short Bowel Syndrome
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Pain Causes - Differential ... Red Flags: • Fever ... • Budd-Chiari syndrome ... Ovulatory pain • Ectopic ... Chronic #Causes #Differential
Causes of Myocarditis 
1. Infectious Myocarditis
 • Bacterial - Staphylococcus, Streptococcus, Pneumococcus, Meningococcus, Gonococcus, Salmonella, Corynebacterium
Mountain Spotted fever ... virus, yellow fever ... Churg-Strauss syndrome ... Toxic myocarditis ... Myocarditis #Causes #differential