Abstract：Donggao Thatched Medical Cases is a medical case collection written by WANG Shiyu，a physician of Qing Dynasty. His purpose in writing was to "record his own medical practices and intend to have them published for future generations to follow. " The entire work adheres to the principle of "reading medical books to understand therapeutic principles， " featuring rigorous differentiation and treatment， exceptional proficiency in the flexible modification of medicinals，and well-balanced between detail and conciseness，with distinct academic characteristics. For pulse diagnosis， the book emphasizes the importance of pulse manifestations in determining the ascending， descending， exiting， and entering movements of qi in the zangfu organs. In prescription practice， it demonstrates unique insights and exceptional creativity， with many remarkable applications of herbal formulas， medicinals， and acupuncture. For the treatment of complicated and refractory miscellaneous diseases， it features well-formed prescriptions with a steadfast strategic stance， prescription modifications that follow the pathogenesis， and flexible dosage forms. In the elucidation of medical principles，it excels in the use of analogies to explain profound concepts in simple terms. Therefore，Donggao Thatched Medical Cases can be regarded as an inspiring medical case literature with high clinical value.