26 results
Generalized Hyperpigmentation Differentials
Use the Mnemonic "no skin SPARED"

Images from dermnet.nz and merckmanuals

Mnemonic from https://www.medscape.com/slideshow/dermatology-mnemonics-6011359#5 #diagnosis #differential
from dermnet.nz and ... www.medscape.com/slideshow/dermatology-mnemonics ... -6011359#5 #diagnosis ... #differential # ... #skin #skinrash
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Nodosum - Mnemonic ... Erythema #Nodosum #Mnemonic ... #Causes #Differential ... #Diagnosis #Dermatology ... #SkinRash
H’s and T’s Mnemonic - Causes of Cardiac Arrest
H's - Hypovolemia, Hypoxia, Hydrogen Ions (acidosis), Hyperkalemia
H’s and T’s Mnemonic ... - Causes of Cardiac ... Thromboembolism (Pulmonary ... #differential # ... diagnosis #acls
Head and Neck Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic:
 • Squamous cell carcinoma
 • Basal cell
Head and Neck Skin ... Diagnosis Algorithm ... Ulcers #ulcerative #skinrash ... #dermatology #Differential ... #causes
Erythema Nodosum - Causes and Differential Diagnosis 
Appearance:  erythematous painful lumps usually 1-6 cm in
Erythema Nodosum - Causes ... and Differential ... Diagnosis Appearance ... #Differential Diagnosis ... #Dermatology #SkinRash
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
Diagnosis Algorithm ... on palms soles and ... #Reactive #SkinRash ... #dermatology #Differential ... #causes
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
Diagnosis Algorithm ... Erythematous papules and ... #Pustular #SkinRash ... #dermatology #Differential ... #causes
Tachypnea - Differential Diagnosis Framework

Definitions
 • Tachypnea: Respiratory rate > 20/min, shallow breathing in adults
 •
Tachypnea - Differential ... Diagnosis Framework ... effusion/Tamponade Hematologic ... Hypovolemic shock (blood and ... #Diagnosis #pulmonary
Causes of Pulmonary Hypertension - Differential Diagnosis Algorithm
Pulmonary Arterial Hypertension
 • Idiopathic
 • Associated with:
Causes of Pulmonary ... Diagnosis Algorithm ... Lung Disease and ... Miscellaneous: • Hematologic ... #Causes
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Causes of Polycythemia ... Erythrocytosis) - Differential ... Diagnosis Algorithm ... Abnormal Abdominal Ultrasound ... #Causes #Hematology