16 results
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... phlebotomy High ... Burns • Trauma/Crush ... differential #diagnosis #causes ... #potassium #high
Causes of Hyperkalemia - Differential Diagnosis Framework
 • Cellular Shift:
   - Exercise
Causes of Hyperkalemia ... production: TLS, Crush ... : Blood draw error ... Differential #Diagnosis #Causes ... #potassium #high
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... phlebotomy High ... Burns • Trauma/Crush ... differential #diagnosis #causes ... #potassium #high
Hyperuricemia: Pathogenesis and Complications

 - Hypercalcemia (due to diseases like Sarcoidosis and Hyperparathyroidism) -> Accumulation of
Complications - Hypercalcemia ... blood - Tubular Poisons ... keto-acids) -> Poisons ... Release of purine bases ... of abnormally high
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... : • Palpable Rash ... Diagnosis #Algorithm #Causes ... #dermatology #physicalexam
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Hyperkalemia - Diagnosis ... Weakness, cramping, nausea ... Lysis (TLS, rhabdo/crush ... tourniquet / IVF line draw ... only if no clear cause
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Eczematous Skin Rash ... onset, requires high ... Eczematous #SkinRash #dermatology ... Diagnosis #Algorithm #causes
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
immature blasts and high ... WBC count cause ... Spontaneous if high ... hydration - Hyperkalemia ... diagnosis #management #hematology
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
fatigue Heat Rash ... High body temperatures ... Hyperventilation, Dizziness, Nausea ... Hypocalcemia - Hyperkalemia ... differential #diagnosis #causes
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
(blue-purple) rash ... • Erythematous rash ... prognosis due to a high ... Men • ~50% of cases ... #rheumatology #dermatology