122 results
Polycythemia (Erythrocytosis) - Pathophysiology

#Polycythemia #Erythrocytosis #Pathophysiology #hematology #algorithm #differential #diagnosis
Erythrocytosis) - Pathophysiology ... Erythrocytosis #Pathophysiology ... #hematology #algorithm ... #differential # ... diagnosis
Petechiae / Purpura - Differential Algorithm by Pathophysiology

Dr. Zaven Sargsyan @sargsyanz

#Petechiae #Purpura #Differential #Algorithm #Pathophysiology #diagnosis
Petechiae / Purpura - Differential ... Algorithm by Pathophysiology ... Petechiae #Purpura #Differential ... #Algorithm #Pathophysiology ... #diagnosis #dermatology
Tweetorial - Stevens Johnson Syndrome (SJS)

By Dr. Steven Chen @DrStevenTChen

#StevensJohnsonSyndrome #SJS #Dermatology #Diagnosis #Tweetorial #Pathphysiology
Stevens Johnson Syndrome ... StevensJohnsonSyndrome #SJS #Dermatology ... #Diagnosis #Tweetorial ... #Pathphysiology
Fever and Rash - Differential Diagnosis Framework
 • Viral: Measles, Infectious Mono (EBV, CMV), Acute HIV,
Fever and Rash - Differential ... Diagnosis Framework ... Disseminated HSV • Bacterial ... , DRESS, Sweet syndrome ... #Diagnosis #dermatology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Diagnosis Algorithm ... #Diagnosis #Algorithm ... #causes #potassium ... #low #nephrology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Diagnosis Algorithm ... → Refer to hematology ... Kawasaki, Nephrotic syndrome ... infections, TB, Acute bacterial ... #hematology
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Sarcoidosis or Lofgren's syndrome ... HepB, HepC Bacterial ... Mnemonic #Causes #Differential ... #Diagnosis #Dermatology
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Maculopapular - Diagnostic ... red-flags to exclude dermatologic ... Immunocompromised #Diagnosis ... #Dermatology #Rash ... Targetoid #Algorithm #Differential
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Hypokalemia - Differential ... Diagnosis Algorithm ... - Refeeding Syndrome ... #causes #potassium ... #low #pathophysiology
Purple Urine Bag Syndrome
Chronic, indwelling catheter + bacteriuria (Providencia, Klebsiella, E.coli*) + alkaline urine
Tryptophan → Indoxyl
Purple Urine Bag Syndrome ... Sulfatase enzyme (bacteria ... #PUBS #pathophysiology ... clinical #photo #differential ... #diagnosis